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Standard Reference Materials - Historical Archived Certificates/Reports of Investigation

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SRM 1 - Argillaceous Limestone, July 1, 1910
SRM 1a - Argillaceous Limestone (All results are based on a sample dried for 1 hour at 105 °C to 110 °C), January 8, 1931
SRM 1b - Argillaceous Limestone (All analyses are based on samples dried 2 hours at 110 °C), November 8, 1966
SRM 1c - Argillaceous Limestone, March 12, 1990
SRM 2 - Zinc Ore, February 1, 1919
SRM 2a - Zinc Ore, Provisional, May 1, 1933
SRM 3 - White Iron, March 27, 1958
SRM 3a - White Iron, December 14, 1962
SRM 3b - White Iron, March 11, 1969
SRM 3c - White Iron, March 17, 1969
SRM 3d - White Iron, April 2, 1979
SRM 4 - Analyses of Standardized Iron, February 1, 1906
SRM 4a - Iron B, April 15, 1910
SRM 4b - Iron B, September 1, 1918
SRM 4c - Cast Iron, February 26, 1924
SRM 4d - Cast Iron, January 4, 1929
SRM 4e - Cast Iron, October 10, 1934
SRM 4f - Cast Iron, November 18, 1943
SRM 4g - Cast Iron, August 29, 1947
SRM 4h - Cast Iron, January 21, 1953
SRM 4i - Cast Iron, November 29, 1957
SRM 4j - Cast Iron, January 25, 1971
SRM 4k - Cast Iron, May 27, 1976
SRM 5 - Analyses or Standardized Iron, February 1, 1906
SRM 5 - Copper Heat, March 19, 1992
SRM 5a - Iron C, April 15, 1910
SRM 5b - Iron C, January 1, 1914
SRM 5c - Iron C, Provisional, August 1, 1918
SRM 5c - Iron C, September 1, 1918
SRM 5d - Iron C, July 25, 1921
SRM 5e - Cast Iron, September 25, 1925
SRM 5f - Cast Iron, January 4, 1929
SRM 5g - Cast Iron, October 10, 1934
SRM 5h - Cast Iron, May 22, 1943
SRM 5i - Cast Iron, February 10, 1947
SRM 5j - Cast Iron, January 21, 1953
SRM 5k - Cast Iron, July 23, 1956
SRM 5l - Cast Iron, October 10, 1967
SRM 6 - Analyses of Standardized Iron, February 1, 1906
SRM 6a - Iron D, June 15, 1910
SRM 6b - Iron D, June 1, 1916
SRM 6c - Iron D, February 1, 1920
SRM 6d - Iron D, January 21, 1928
SRM 6e - Iron D, November 18, 1943
SRM 6f - Iron D, November 30, 1955
SRM 7 - Iron E, June 1, 1917
SRM 7a - Iron E, July 22, 1921
SRM 7b - Iron E, May 4, 1926
SRM 7c - Iron E (High Phosphorus), April 20, 1934
SRM 7d - Iron E (High Phosphorus), July 10, 1945
SRM 7e - Iron E (High Phosphorus), July 8, 1951
SRM 7f - Iron E (High Phosphorus), November 30, 1955
SRM 7g - Iron E (High Phosphorus), October 5, 1959
SRM 8a - Bessemer Steel, 0.1% Carbon, June 1, 1911
SRM 8b - Bessemer Steel, 0.1% Carbon, September 1, 1918
SRM 8c - Bessemer Steel, 0.1% Carbon, September 15, 1924
SRM 8d - Bessemer Steel, 0.1% Carbon, June 19, 1928
SRM 8e - Bessemer Steel, 0.1% Carbon, March 15, 1937
SRM 8f - Bessemer Steel, 0.1% Carbon, October 1, 1941
SRM 8g - Bessemer Steel, 0.1% Carbon, May 3, 1944
SRM 8h - Bessemer Steel, 0.1% Carbon, Provisional, January 19, 1954
SRM 8h - Bessemer Steel, 0.1% Carbon, March 31, 1955
SRM 8i - Bessemer Steel, 0.1% Carbon, December 15, 1958
SRM 8i - Bessemer Steel, 0.1% Carbon, May 5, 1965
SRM 8j - Bessemer Steel 0.1% Carbon, Provisional, January 17, 1972
SRM 8j - Bessemer Steel, 0.1% Carbon, April 10, 1972
SRM 9 - Analyses of Standardized Bessemer 0.2
SRM 9a - Bessemer Steel, 0.2% Carbon, May 5, 1911
SRM 9b - Bessemer Steel, 0.2% Carbon, November 9, 1918
SRM 9c - Bessemer Steel, 0.2% Carbon, November 5, 1924
SRM 9d - Bessemer Steel, 0.2% Carbon, March 12, 1943
SRM 10 - Analyses of Standardized Steel, Bessemer 0.4, July 1, 1907
SRM 10a - Analyses of Standardized Steel, Bessemer 0.4
SRM 10b - Bessemer Steel, 0.4 % Carbon, October 20, 1913
SRM 10c - Bessemer Steel, 0.4 % Carbon
SRM 10d - Bessemer Steel, 0.4 % Carbon, November 7, 1927
SRM 10e - Bessemer Steel, 0.4 % Carbon, November 15, 1944
SRM 10f - Bessemer Steel, 0.4 % Carbon, March 15, 1955
SRM 10g - Bessemer Steel, 0.4 % Carbon, October 14, 1965
SRM 11 - Standardized Steel, January 1, 1908
SRM 11a - Basic Open-Hearth Steel, 0.2 % Carbon, March 20, 1911
SRM 11b - Basic Open-Hearth Steel, 0.2 % Carbon, November 9, 1918
SRM 11c - Basic Open-Hearth Steel, 0.2 % Carbon, May 8, 1923
SRM 11d - Basic Open-Hearth Steel, 0.2 % Carbon, September 1, 1929
SRM 11e - Basic Open-Hearth Steel, 0.2 % Carbon, February 10, 1944
SRM 11f - Basic Open-Hearth Steel, 0.2 % Carbon, August 1, 1949
SRM 11g - Basic Open-Hearth Steel, 0.2 % Carbon, May 18, 1956
SRM 11h - Basic Open-Hearth Steel, 0.2% Carbon, Provisional, September 1, 1966
SRM 11h - Basic Open-Hearth Steel, 0.2 % Carbon, February 20, 1992
SRM 12a - Basic Open-Hearth Steel, 0.4 % Carbon, February 1, 1911
SRM 12b - Basic Open-Hearth Steel, 0.4 % Carbon, May 1, 1917
SRM 12c - Basic Open Hearth Steel, 0.4 % Carbon, March 18, 1925
SRM 12d - Basic Open-Hearth Steel, 0.4 % Carbon, November 20, 1930
SRM 12e - Basic Open-Hearth Steel, 0.4 % Carbon, September 30, 1944
SRM 12f - Basic Open-Hearth Steel, 0.4 % Carbon, January 3, 1955
SRM 12g - Basic Open-Hearth Steel, 0.4 % Carbon, May 15, 1958
SRM 13a - Basic Open-Hearth Steel, 0.6 % Carbon, October 21, 1911
SRM 13b - Basic Open-Hearth Steel, 0.6 % Carbon, August 2, 1920
SRM 13c - Basic Open-Hearth Steel, 0.6 % Carbon, March 26, 1926
SRM 13d - Basic Open-Hearth Steel, 0.6 % Carbon, April 2, 1942
SRM 13e - Basic Open-Hearth Steel, 0.6 % Carbon, November 28, 1950
SRM 13f - Basic Open-Hearth Steel, 0.6 % Carbon, January 30, 1958
SRM 14 - Basic Open-Hearth Steel, 0.8 % Carbon, May 1, 1910
SRM 14a - Basic Open Hearth Steel, 0.8 % Carbon, August 15, 1911
SRM 14b - Basic Open-Hearth Steel, 0.8 % Carbon, October 9, 1922
SRM 14c - Basic Open-Hearth Steel, 0.8 % Carbon, January 5, 1938
SRM 14d - Basic Open-Hearth Steel, 0.8 % Carbon, Provisional, August 7, 1953
SRM 14d - Basic Open-Hearth Steel, 0.8 % Carbon, February 15, 1955
SRM 14e - Basic Open-HHearth Steel, 0.8 % Carbon, November 9, 1965
SRM 14e - Basic Open-Hearth Steel, 0.8% Carbon, Provisional, March 10, 1965
SRM 14f - Basic Open-Hearth Steel Carbon- (AISI 1078), February 24, 1981
SRM 15 - Basic Open Hearth Steel, 0.1, February 8, 1908
SRM 15a - Basic Open Hearth Steel, 0.1 % Carbon, June 23, 1915
SRM 15b - Basic Open Hearth Steel, 0.1 % Carbon, September 25, 1925
SRM 15c - Basic Open-Hearth Steel, 0.1 % Carbon, February 28, 1940
SRM 15d - Basic Open Hearth Steel, 0.1 % Carbon, December 3, 1943
SRM 15e - Basic Open Hearth Steel, 0.1 % Carbon, November 10, 1953
SRM 15f - Basic Open Hearth Steel, 0.1 % Carbon, December 19, 1956
SRM 15g - Basic Open Hearth Steel, 0.1% Carbon, April 30, 1974
SRM 16 - Basic Open Hearth Steel, 1.0, February 8, 1908
SRM 16a - Basic Open-Hearth Steel, 1.0 % Carbon, May 20, 1914
SRM 16b - Basic Open-Hearth Steel, 1.0 % Carbon, December 5, 1925
SRM 16c - Basic Open-Hearth Steel, 1.0 % Carbon, February 5, 1935
SRM 16d - Basic Open-Hearth Steel, 1.0 % Carbon, June 1, 1956
SRM 16e - Basic Open-Hearth Steel, 1.1 % Carbon, April 30, 1974
SRM 17 - Sucrose, April 1, 1963
SRM 17a - Sucrose, December 26, 1967
SRM 17c - Sucrose, April 1, 1981
SRM 17d - Sucrose, September 24, 1993
SRM 17e - Sucrose, September 16, 2003
SRM 18 - Acid Open-Hearth, 0.1, August 28, 1960
SRM 19 - Acid Open-Hearth, 0.2, August 28, 1960
SRM 19a - Acid Open-Hearth Steel, 0.2 % Carbon, June 15, 1912
SRM 19b - Acid Open-Hearth Steel, 0.2 % Carbon, May 3, 1922
SRM 19c - Acid Open-Hearth Steel, 0.2 % Carbon, September 1, 1929
SRM 19d - Acid Open-Hearth Steel, 0.2 % Carbon, February 10, 1944
SRM 19e - Acid Open-Hearth Steel, 0.2 % Carbon, July 28, 1948
SRM 19f - Acid Open-Hearth Steel, 0.2 % Carbon, Provisional, May 4, 1954
SRM 19f - Acid Open-Hearth Steel, 0.2 % Carbon, April 8, 1955
SRM 19g - Acid Open-Hearth Steel, 0.2 % Carbon, Provisional, February 14, 1964
SRM 19g - Acid Open-Hearth Steel, 0.2 % Carbon, September 30, 1964
SRM 20 - Acid Open-Hearth 0.4 %
SRM 20a - Acid Open-Hearth Steel, 0.4 % Carbon, December 1, 1916
SRM 20b - Acid Open-Hearth Steel, 0.4 % Carbon, January 28, 1922
SRM 20c - Acid Open-Hearth Steel, 0.4 % Carbon, October 14, 1926
SRM 20d - Acid Open-Hearth Steel, 0.4 % Carbon, February 28, 1940
SRM 20e - Acid Open-Hearth Steel, 0.4 % Carbon, April 20, 1948
SRM 20f - Acid Open-Hearth Steel, 0.4 % Carbon, August 20, 1956
SRM 21 - Acid Open-Hearth, 0.6 %
SRM 21a - Acid Open Hearth Steel, 0.6 % Carbon, December 1, 1916
SRM 21b - Acid Open-Hearth Steel, 0.6 % Carbon, September 26, 1923
SRM 21c - Acid Open-Hearth Steel, 0.6 % Carbon, July 1, 1930
SRM 21d - Acid Open-Hearth Steel, 0.6 % Carbon, March 1, 1948
SRM 22 - Bessemer Steel, 0.6 % Carbon, March 1, 1910
SRM 22a - Bessemer Steel, 0.6 % Carbon, November 9, 1918
SRM 22b - Bessemer Steel, 0.6 % Carbon, July 20, 1926
SRM 22c - Bessemer Steel, 0.5 % Carbon, August 28, 1946
SRM 23 - Bessemer Steel, 0.8 % Carbon, March 1, 1910
SRM 23a - Bessemer Steel, 0.8 % Carbon, January 24, 1921
SRM 24 - Vanadium Steel, 0.15 % Vanadium, October 1, 1910
SRM 25 - Manganese Ore (Dried at 120°), July 1, 1910
SRM 25a - Manganese Ore (Dried at 120°), June 1, 1920
SRM 25b - Manganese Ore, April 1, 1927
SRM 25c - Manganese Ore, Provisional, April 25, 1966
SRM 26 - Crescent Iron Ore (Dried at 100°), September 20, 1930
SRM 27 - "Sibley" Iron Ore (Dried at 100°)
SRM 27a - "Sibley" Iron Ore (Dried at 100°), November 1, 1918
SRM 27a - "Sibley" Iron Ore (Dried at 100°)
SRM 27b - "Sibley" Iron Ore (Dried at 100°), August 1, 1935
SRM 27c - Mesabi Iron Ore, Provisional, December 28, 1951
SRM 27d - Mesabi Iron Ore, Provisional, June 3, 1960
SRM 27e - Sibley Iron Ore, June 21, 1966
SRM 27f - Sibley Iron Ore, December 30, 1991
SRM 28 - Norrie Iron Ore, July 1, 1910
SRM 28a - Norrie Iron Ore, March 29, 1948
SRM 29 - Magnetite Iron Ore (Dried at 100°)
SRM 29a - Magnetite Iron Ore (Dried at 105 °C), Provisional, July 16, 1939
SRM 30 - Chrome-Vanadium Steel, June 20, 1912
SRM 30a - Chrome-Vanadium Steel, July 10, 1919
SRM 30b - Chrome-Vanadium Steel, October 24, 1922
SRM 30c - Chrome-Vanadium Steel, November 5, 1929
SRM 30d - Chrome-Vanadium Steel, January 2, 1943
SRM 30e - Chrome-Vanadium Steel, Provisional, March 15, 1954
SRM 30e - Chrome-Vanadium Steel, March 15, 1955
SRM 31 - Chrome-Tungsten Steel, December 1, 1912
SRM 32 - Chrome-Nickel Steel, June 20, 1912
SRM 32a - Chrome-Nickel Steel
SRM 32b - Chrome-Nickel Steel, September 20, 1927
SRM 32c - Chrome-Nickel Steel, April 6, 1943
SRM 32d - Chrome-Nickel Steel, July 14, 1949
SRM 33 - Nickel Steel, June 20, 1912
SRM 33a - Nickel Steel, August 25, 1921
SRM 33b - Nickel Steel, April 10, 1928
SRM 33c - Nickel Steel, May 15, 1944
SRM 33d - Nickel Steel, June 10, 1955
SRM 34 - Acid Open-Hearth Steel, 0.8% Carbon, June 15, 1913
SRM 34a - Acid Open-Hearth Steel, 0.8% Carbon, November 15, 1928
SRM 35 - Acid Open-Hearth Steel, 1.0% Carbon, June 15, 1913
SRM 35a - Acid Open-Hearth Steel, 1.0% Carbon, March 19, 1927
SRM 36 - Chromium Molybdenum Steel, March 30, 1942
SRM 36a - Chromium Molybdenum Steel, September 25, 1950
SRM 37 - Sheet Brass, January 15, 1914
SRM 37a - Sheet Brass, July 30, 1920
SRM 37b - Sheet Brass, February 14, 1923
SRM 37c - Sheet Brass, January 16, 1942
SRM 37d - Sheet Brass, January 28, 1946
SRM 37e - Sheet Brass, August 28, 1958
SRM 38 - Naphthalene
SRM 38a - Naphthalene
SRM 38b - Naphthalene, March 20, 1930
SRM 39 - Benzoic Acid
SRM 39a - Benzoic Acid
SRM 39b - Benzoic Acid, January 7, 1922
SRM 39c - Benzoic Acid, November 4, 1925
SRM 39d - Benzoic Acid, October 30, 1929
SRM 39e - Benzoic Acid, October 16, 1933
SRM 39f - Benzoic Acid, February 12, 1946
SRM 39g - Benzoic Acid, May 28, 1951
SRM 39h - Benzoic Acid, April 15, 1958
SRM 39i - Benzoic Acid Calorimetric Standard, Provisional, July 14, 1965
SRM 39i - Benzoic Acid Calorimetric Standard, July 15, 1968
SRM 40 - Sodium Oxalate, August 27, 1912
SRM 40a - Sodium Oxalate, June 1, 1920
SRM 40b - Sodium Oxalate, June 1, 1920
SRM 40c - Sodium Oxalate, October 23, 1929
SRM 40d - Sodium Oxalate, Provisional, June 27, 1940
SRM 40e - Sodium Oxalate, Provisional, April 26, 1945
SRM 40f - Sodium Oxalate, Provisional, February 1, 1952
SRM 40g - Sodium Oxalate, August 11, 1958
SRM 40h - Sodium Oxalate, May 19, 1992
SRM 41 - Dextrose, Lot #6094April 5, 1963
SRM 41 - Dextrose Lot #4854
SRM 41a - Dextrose, December 26, 1967
SRM 41b - Dextrose, December 27, 1982
SRM 41c - Dextrose, May 27, 1993
SRM 42 - Tin (Melting Point or Freezing Point)
SRM 42a - Tin (Melting Point or Freezing Point)
SRM 42b - Tin (Melting Point or Freezing Point), May 2, 1927
SRM 42c - Tin (Melting Point or Freezing Point), June 20, 1936
SRM 42d - Tin (Melting Point or Freezing Point), January 23, 1943
SRM 42e - Tin (Melting Point or Freezing Point), March 20, 1953
SRM 42f - Tin (Melting Point or Freezing Point), December 6, 1971
SRM 42g -Tin Secondary Freezing Point Standard, July 18, 1972
SRM 43 - Zinc (Melting Point or Freezing Point)
SRM 43a - Zinc (Melting Point or Freezing Point)
SRM 43b - Zinc - (Freezing Point or Melting Point), October 12, 1926
SRM 43c - Zinc (Freezing Point or Melting Point on the International Temperature Scale), May 22, 1930
SRM 43d - Zinc (Melting Point or Freezing Point), August 22, 1936
SRM 43e - Zinc (Melting Point or Freezing Point on the International Temperature Scale), January 23, 1943
SRM 43f - Zinc Pyrometric (Melting Point or Freezing Point on the International Temperature Scale), March 20, 1953
SRM 43g - Zinc (Freezing Point on the International Temperature Scale of 1948),October 31, 1957
SRM 43h - Zinc (Freezing Point on the International Temparature Scale of 1990), April 5, 1990
SRM 44 - Aluminum Melting Point or Freezing Point
SRM 44a - Aluminum Melting Point or Freezing Point, March 9, 1923
SRM 44b - Aluminum Melting Point or Freezing Point, May 23, 1927
SRM 44c - Aluminum Melting Point or Freezing Point on the International Temperature Scale, May 24, 1932
SRM 44d - Aluminum Melting Point or Freezing Point on the International Temperature Scale, March 10, 1948
SRM 44e - Aluminum Melting Point or Freezing Point on the International Temperature Scale, December 6, 1971
SRM 44f - Aluminum Melting Point or Freezing Point on the International Temperature Scale, April 12, 1990
SRM 45 - Copper (Melting Point or Freezing Point)
SRM 45a - Copper (Melting Point or Freezing Point on the International Temperature Scale of 1948)
SRM 45b - Copper Pyrometric (Melting Point or Freezing Point on the International Temp Scale of 1948), December 15, 1949
SRM 45c - Copper Pyrometric (Melting Point or Freezing Point on the International Temp Scale of 1948), Provisional, September 2, 1953
SRM 45d - Copper Pyrometric (Melting Point or Freezing Point on the International Temperature Scale of 1948),December 6, 1971
SRM 49 - Lead (Melting Point or Freezing Point on the International Temperature Scale), February 24, 1921
SRM 49a - Lead (Melting Point or Freezing Point on the International Temperature Scale), December 18, 1933
SRM 49b - Lead (Melting Point or Freezing Point on the International Temperature Scale), January 23, 1943
SRM 49c - Lead (Melting Point or Freezing Point on the International Temperature Scale), May 10, 1948
SRM 49d - Lead (Melting Point or Freezing Point on the International Temperature Scale), March 20, 1953
SRM 49e - Lead (Melting Point or Freezing Point on the International Temperature Scale), December 6, 1971
SRM 50 - Chrome-Tungsten-Vanadium Steel, February 1, 1921
SRM 50a - Chrome-Tungsten-Vanadium Steel, July 1, 1930
SRM 50b - Chrome-Tungsten-Vanadium Steel, November 20, 1944
SRM 51 - Electric Steel, 1.2 % Carbon, January 15, 1921
SRM 51a - Electric Steel, 1.2 % Carbon, July 6, 1937
SRM 51b - Electric Steel, 1.2 % Carbon, October 20, 1957
SRM 52 - Cast Bronze, July 6, 1921
SRM 52a - Cast Bronze, April 22, 1941
SRM 52b - Cast Bronze, April 24, 1945
SRM 52c - Cast Bronze, August 19, 1952
SRM 53 - Lead-Base Bearing Metal, December 10, 1921
SRM 53a - Lead-Base Bearing Metal, July 24, 1939
SRM 53b - Lead-Base Bearing Metal, October 15, 1944
SRM 53c - Lead-Base Bearing Metal, July 11, 1951
SRM 53d - Lead-Base Bearing Metal, September 21, 1956
SRM 54 - Tin-Base Bearing Metal, February 2, 1923
SRM 54a - Tin-Base Bearing Metal, October 5, 1939
SRM 54b - Tin-Base Bearing Metal, June 17, 1944
SRM 54c - Tin-Base Bearing Metal, July 8, 1949
SRM 55 - Ingot Iron, September 26, 1923
SRM 55a - Open-Hearth Iron, September 21, 1936
SRM 55b - Open-Hearth Iron, October 26, 1948
SRM 55c - Open-Hearth Iron, Provisional, November 16, 1950
SRM 55d - Open-Hearth Iron, October 17, 1955
SRM 55e - Open-Hearth Iron, Provisional, April 26, 1960
SRM 55e - Open-Hearth Iron, February 2, 1961
SRM 56 - Tennessee Phosphate Rock, May 20, 1927
SRM 56a - Phosphate Rock (Tennessee Brown), April 4, 1939
SRM 56b - Phosphate Rock (Tennessee Brown), Provisional, February 4, 1947
SRM 57 - Refined Silicon, November 28, 1924
SRM 57 - Refined Silicon, February 7, 1973
SRM 57a - Refined Silicon, May 24, 1993
SRM 58 - Ferrosilicon 75% Grade, November 29, 1924
SRM 59 - Ferrosilicon 50% Grade, November 29, 1924
SRM 60 - Ferrovanadium (Low Carbon), November 28, 1924
SRM 61 - Ferrovanadium (High Carbon), November 28, 1924
SRM 61a - Ferrovanadium, April 15, 1946
SRM 62 - Manganese Bronze, January 2, 1924
SRM 62a - Manganese Bronze, March 10, 1942
SRM 62b - Manganese Bronze, June 30,1944
SRM 62c - Manganese Bronze, July 30, 1954
SRM 62d - Manganese Bronze, October 12, 1959
SRM 63 - Phosphor Bronze Bearing Metal
SRM 63a - Phosphor Bronze Bearing Metal, February 17, 1944
SRM 63b - Phosphor Bronze Bearing Metal, July 22, 1948
SRM 63c - Phosphor Bronze Bearing Metal, December 1, 1955
SRM 64 - Ferrochromium (High Carbon), Provisional, July 21, 1924
SRM 64 - Ferrochromium (High Carbon), November 28, 1924
SRM 64a - Ferrochromium (High Carbon), April 16, 1948
SRM 64b - Ferrochromium (High Carbon), Provisional, October 17, 1960
SRM 64b - Ferrochromium (High Carbon), January 8, 1962
SRM 65 - Acid Electric Steel, December 18, 1924
SRM 65a - Acid Electric Steel, August 20, 1930
SRM 65b - Acid Electric Steel, 0.3% Carbon, April 30, 1942
SRM 65c - Basic Electric Steel, 0.3% Carbon, July 16, 1946
SRM 65d - Basic Electric Steel, 0.3% Carbon, October 30, 1958
SRM 66 - Spiegeleisen, Provisional, November 6, 1924
SRM 66a -Spiegeleisen, Provisional, November 24, 1947
SRM 67 - Manganese Metal, October 16, 1925
SRM 68 - Ferromanganese, October 16, 1925
SRM 68a - Ferromanganese, May 28, 1942
SRM 68b - Ferromanganese, October 20, 1953
SRM 69 - Bauxite, May 3, 1926
SRM 69a - Bauxite, Provisional, December 21, 1958
SRM 70 - Feldspar, July 19,1926
SRM 71 - Calcium Molybdate, February 1, 1929
SRM 72 - Chrome-Molybdenum Steel, May 18, 1927
SRM 72a - Chrome-Molybdenum Steel, September 25, 1936
SRM 72b - Chrome-Molybdenum Steel, August 3, 1942
SRM 72c - Chrome-Molybdenum Steel, October 31, 1944
SRM 72d - Chrome-Molybdenum Steel, October 1, 1948
SRM 72e - Chrome-Molybdenum Steel, October 1, 1948
SRM 72f - Chrome-Molybdenum Steel, July 20, 1965
SRM 73 - Stainless Steel, July 14, 1927
SRM 73a - Stainless Steel, 14% Chromium, January 18, 1944
SRM 73b - Stainless Steel, 13% Chromium, Provisional, May 31, 1955
SRM 73b - Stainless Steel, 13% Chromium, April 15, 1958
SRM 74 - Cast Iron, May 4, 1926
SRM 75 - Ferrotungsten, October 1, 1928
SRM 76 - Burnt Refractory, March 15, 1927
SRM 76a - Burnt Refractory, March 20, 1992
SRM 77 - Burnt Refractory, March 15, 1927
SRM 77a - Burnt Refractory, March 20, 1992
SRM 78 - Burnt Refractory, March 15, 1927
SRM 78a - Burnt Refractory, March 20, 1992
SRM 79 - Fluorspar, September 21, 1929
SRM 80 - Soda-Lime Glass, June 17, 1927
SRM 81 - Glass Sand, May 1, 1928
SRM 82 - Nickel-Chromium Cast Iron, January 21, 1928
SRM 82a - Nickel-Chromium Cast Iron, October 15, 1949
SRM 83 - Arsenic Trioxide, June 20, 1927
SRM 83a - Arsenic Trioxide, May 10, 1948
SRM 83b - Arsenic Trioxide, April 15, 1958
SRM 83c - Arsenic Trioxide, Provisional,February 6, 1962
SRM 84 - Acid Potassium Phthalate, May 27, 1927
SRM 84a - Acid Potassium Phthalate, March 7, 1938
SRM 84b - Acid Potassium Phthalate, Provisional
SRM 84c - Acid Potassium Phthalate, Provisional, August 10, 1945
SRM 84d - Acid Potassium Phthalate, Provisional, September 1, 1950
SRM 84e - Acid Potassium Phthalate, Provisional, January 7, 1955
SRM 84f - Acid Potassium Phthalate, Provisional, July 1, 1958
SRM 84g - Acidmetric Standard, Provisional, January 19, 1966
SRM 84h - Acid Potassium Phthalate, Provisional, September 27, 1966
SRM 84j - Acid Potassium Phthalate, January 11, 1993
SRM 85 - Aluminum Alloy (Duralumin), July 12, 1943
SRM 85a - Aluminum Alloy (Wrought), October 23, 1945
SRM 85b - Aluminum Alloy (Wrought), May 9, 1957
SRM 86 - Aluminum-Base Sand-Casting Alloy, Provisional, April 2, 1937
SRM 86a - Aluminum-Base Sand Casting Alloy, Provisional, March 30, 1939
SRM 86b - Aluminum Alloy (Casting), July 24, 1943
SRM 86c - Aluminum Alloy (Casting), December 24, 1948
SRM 87 - Aluminum-Silicon Alloy, February 28, 1949
SRM 88 - Dolomite, May 1, 1928
SRM 88a - Dolomitic Limestone, July 22, 1982
SRM 91 - Opal Glass Powder, October 28, 1982
SRM 93 - Borosilicate Glass, July 10, 1933
SRM 94 - Zinc-Base Die-Casting Alloy, Provisional, April 1, 1930
SRM 94a - Zinc-Base Alloy (Die-Casting), April 7, 1948
SRM 94b - Zinc-Base Alloy (Die-Casting), Provisional, March 1, 1954
SRM 95 - Zinc-Base Die-Casting Alloy, Provisional, April 1, 1930
SRM 96 - Zinc-Base Die-Casting Alloy, Provisional, April 1, 1930
SRM 97 - Flint Clay, August 31, 1931
SRM 97a - Flint Clay, October 8, 1969
SRM 98 - Plastic Clay, August 31, 1931
SRM 98a - Plastic Clay, October 8, 1969
SRM 99 - Soda Feldspar, March 28, 1931
SRM 100 - Manganese Rail Steel, June 10, 1931
SRM 100a - Manganese Rail Steel, May 12, 1948
SRM 101 - 18 Chromium-8 Nickel Steel, April 1, 1933
SRM 101a - 18 Chromium-8 Nickel Steel, November 24, 1939
SRM 101b - 18 Chromium-8 Nickel Steel, May 10, 1944
SRM 101c - 18 Chromium-9 Nickel Steel, March 29, 1948
SMR 101d - 18 Chromium-9 Nickel Steel, March 31, 1955
SRM 101e - 18 Chromium-9 Nickel Steel, March 24, 1961
SRM 101f - 18Cr-10Ni Steel (AISI 304L), May 19, 1970
SRM 102 - Silica Brick, April 29, 1932
SRM 103 - Chrome Refractory, May 10, 1934
SRM 103a - Chrome Refractory, September 28, 1962
SRM 104 - Burned Magnesite, July 10, 1933
SRM 105 - LA Steel, High S, August 10, 1981
SRM 106 - Chromium-Molybdenum-Aluminum Steel, April 19, 1933
SRM 106a - Chromium-Molybdenum-Aluminum Steel, August 29, 1944
SRM 107 - Nickel Chromium-Molybdenum Cast Iron, May 10, 1933
SRM 107a - Nickel Chromium-Molybdenum Cast Iron, September 28, 1950
SRM 107b - Nickel Chromium-Molybdenum Cast Iron, November 1, 1962
SRM 108 - Spelter, Provisional, May 24, 1928
SRM 109 - Spelter, Provisional, May 24, 1928
SRM 110 - Spelter, Provisional, May 24, 1938
SRM 111 - Nickel-Molybdenum Steel, May 25, 1934
SRM 111a - Nickel-Molybdenum Steel, November 19, 1943
SRM 111b - Nickel-Molybdenum Steel, October 17, 1941
SRM 112 - Silicon Carbide, May 26, 1937
SRM 113 - Zinc Ore, Provisional, September 25, 1941
SRM 113a - Zinc Concentrates, December 29, 1975
SRM 114 - Portland Cement, Provisional, April 11, 1934
SRM 114b - Portland Cement, Provisional, June 15, 1937
SRM 114c - Portland Cement, Provisional, August 10, 1938
SRM 114d - Portland Cement, Provisional, March 12, 1941
SRM 114e - Portland Cement, Provisional, December 5, 1944
SRM 114f - Portland Cement, July 1, 1947
SRM 114g - Portland Cement, March 26, 1951
SRM 114h - Portland Cement, March 16, 1953
SRM 114i - Portland Cement, May 5, 1956
SRM 114j - Portland Cement, January 25, 1961
SRM 114k - Portland Cement, November 9, 1965
SRM 114l - Portland Cement, August 25, 1967
SRM 114m - Portland Cement, Provisional, February 13, 1973
SRM 114n - Portland Cement Fineness Standard, February 26, 1982
SRM 114p - Portland Cement Fineness Standard, June 17 2003
SRM 115 - Copper-Nickel-Chromium Cast Iron Steel, November 6, 1935
SRM 116 - Ferrotitanium, August 16, 1939
SRM 116a - Ferrotitanium (Low Carbon), March 10, 1947
SRM 117 - Ferrotitanium (High Carbon), August 16, 1939
SRM 118 - Alumel, August 16, 1935
SRM 119 - Chromel P, August 16, 1935
SRM 120 - Phosphate Rock (Florida Land Pebble), April 4, 1939
SRM 120a - Phosphate Rock (Florida), Provisional, July 25, 1961
SRM 120b - Phosphate Rock (Florida), July 31, 1972
SRM 121 - 18-Chromium-8 Nickel Steel, January 10, 1939
SRM 121a - 18 Chromium-10 Nickel Steel, August 4, 1944
SRM 121b - 18-Chromium-11 Nickel Steel, November 3, 1954
SRM 121c - 18 Cr-10 Ni, Provisional, November 12, 1965
SRM 122 - Cast Iron (Car-Wheel), March 2, 1938
SRM 122a - Cast Iron (Car-Wheel), July 9, 1945
SRM 122b - Cast Iron (Car-Wheel), January 20, 1950
SRM 122c - Cast Iron (Car-Wheel), March 31, 1955
SRM 122d - Cast Iron (Car-Wheel), November 29, 1957
SRM 122e - Cast Iron Car Wheel, November 6, 1969
SRM 122f - Cast Iron Car Wheel, October 1, 1975
SRM 122g - Cast Iron Car Wheel, April 2, 1979
SRM 122h - Cast Iron Car Wheel, April 28, 1983
SRM 123 - 18 Chromium-11 Nickel Steel, March 25, 1939
SRM 123a - 18 Chromium-11 Nickel Steel (Columbium Bearing), Provisional, June 3, 1943
SRM 123b - Niobium-Tantalum Stabilized Stainless Steel, Provisional, March 9, 1953
SRM 124 - Ounce Metal, June 1, 1939
SRM 124a - Ounce Metal, October 7, 1944
SRM 124b - Ounce Metal, November 25, 1947
SRM 124c - Ounce Metal, April 30, 1954
SRM 124d - Ounce Metal, November 6, 1970
SRM 125 - Steel (High-Silicon), December 28, 1938
SRM 125a - High-Silicon Steel , Provisional, September 17, 1954
SRM 126 - High-Nickel Steel (Furnished by Carpenter Steel Company), December 7, 1939
SRM 126a - High-Nickel Steel, April 22, 1946
SRM 126b - High-Nickel Steel, August 20, 1957
SRM 127 - Solder, Provisional, June 12, 1942
SRM 127a - Solder, August 20, 1951
SRM 128 - Soda-Lime Glass, Provisional, April 27, 1939
SRM 129 - High-Sulfur Steel, Provisional, June 1, 1939
SRM 129a - Bessemer Steel, 0.1% Carbon, May 10, 1945
SRM 129b - Bessemer Steel, 0.1 % Carbon, December 30, 1957
SRM 130 - Steel Lead-Bearing, January 11, 1940
SRM 130a - Steel Lead-Bearing, September 10, 1957
SRM 131 - Low-Carbon Silicon Steel, May 25, 1949
SRM 131a - Low-Carbon Silicon Steel, March 10, 1965
SRM 131b - Low-Carbon Silicon Steel, Provisional, December 6, 1968
SRM 131b - Low-Carbon Silicon Steel, July 16, 1969
SRM 131c - Low-Carbon Silicon Steel, June 2, 1977
SRM 131d - Low Carbon Silicon Steel, December 17, 1986
SRM 131e - Low Carbon Silicon Steel, November 13, 1991
SRM 131f - Low Carbon Silicon Steel, May 20, 1997
SRM 132 - Molybdenum-Tungsten-Chromium-Vanadium Steel, September 24, 1942
SRM 132a - Molybdenum-Tungsten-Chromium-Vanadium Steel, March 1, 1955
SRM 133 - Chromium-Molybdenum Steel, April 18, 1944
SRM 133a - Chromium-Molybdenum Steel, June 8, 1956
SRM 134 - Molybdenum-Tungsten-Chromium-Vanadium Steel, February 2, 1944
SRM 135 - Chromium-Molybdenum Steel, November 30, 1943
SRM 136 - Potassium Dichromate (Oxidimetric Standard), May 11, 1948
SRM 136a - Potassium Dichromate (Oxidimetric Standard), Provisional, July 16, 1953
SRM 136b - Potassium Dichromate (Oxidimetric Standard), Provisional, June 30, 1961
SRM 136c - Potassium Dichromate (Oxidimetric Standard), Provisional, March 24, 1970
SRM 136d - Potassium Dichromate (Oxidimetric Standard), August 1, 1981
SRM 136e - Potassium Dichromate (Oxidimetric Standard), April 18, 2000
SRM 137 - Tin Ore (Bolivian Concentrate), Provisional, November 16, 1942
SRM 138 - Tin Ore Netherlands East Indies, Provisional, February 17, 1943
SRM 139 - Chromium-Nickel-Molybdenum Steel, August 14, 1946
SRM 139a - Chromium-Nickel-Molybdenum Steel, December 17, 1959
SRM 140 - Benzoic Acid, Provisional, May 13, 1942
SRM 140a - Benzoic Acid, December 10, 1957
SRM 140b - Benzoic Acid, November 27, 1961
SRM 141 - Microchemical Standard Acetanilide, May 13, 1942
SRM 141a - Microchemical Standard Acetanilide, Provisional, March 1, 1962
SRM 141b - Acetanilide, November 23, 1965
SRM 141c - Acetanilide, September 27, 1976
SRM 142 - Anisic Acid, Provisional, November 23, 1942
SRM 142 - Anisic Acid, July 9, 1969
SRM 143 - Cystine, Provisional, November 23, 1942
SRM 143a - Cystine, Provisional, December 12, 1957
SRM 143b - Cystine, Provisional, May 3, 1965
SRM 143b - Cystine, July 9, 1969
SRM 143c - Cystine, November 5, 1991
SRM 144 - 2-Chlorobenzoic Acid, Provisional, August 12, 1946
SRM 145 - 2-Idobenzoic Acid, Provisional, August 12, 1946
SRM 146 - Trialphanaphthyl Phosphate, Provisional, August 12, 1946
SRM 147 - Triphenyl Phosphate, July 9, 1969
SRM 148 - Nicotinic Acid, Provisional, September 1, 1967
SRM 148 - Nicotinic Acid, Provisional, December 22, 1970
SRM 149 - Fluorobenzoic Acid, May 3, 1968
SRM 151 - Boron Steel, Provisional, November 11, 1943
SRM 152 - Basic Open-Hearth Steel, February 27, 1947
SRM 153 - Cobalt-Molybdenum Tungsten Steel, October 17, 1945
SRM 153a - Cobalt-Molybdenum Tungsten Steel, Provisional, September 18, 1958
SRM 153a - Cobalt-Molybdenum Tungsten Steel, January 5, 1960
SRM 154 - Titanium Oxide, Provisional, February 18, 1943
SRM 154a - Titanium Oxide, Provisional, April 25, 1966
SRM 154b - Titanium Oxide, May 16, 1973
SRM 154b - Titanium Oxide, September 11, 1973
SRM 156 - Chromium-Nickel-Molybdenum Steel, April 20, 1946
SRM 157 - Copper-Nickel-Zinc Alloy, May 10, 1948
SRM 157a - Copper-Nickel-Zinc Alloy, October 16, 1958
SRM 158 - Silicon Bronze, September 12, 1951
SRM 159 - Chromium-Molybdenum-Silver Steel, October 15, 1948
SRM 160 - 19 Chromium 9 Nickel 3 Molybdenum Steel, March 2, 1949
SRM 160a - 19 Chromium 14 Nickel 3 Molybdenum Steel, Provisional, November 12, 1957
SRM 160a - 19 Chromium-14 Nickel 3 Molybdenum Steel, March 2, 1959
SRM 161 - Nickel Chromium Casting Alloy (64 Ni-17 Cr), January 14, 1953
SRM 162 - Nickel Copper Alloy (66 Ni-29 Cu), March 21, 1949
SRM 162a - Nickel-Copper Alloy (64 Ni-31 Cu), December 18, 1958
SRM 164 - Manganese - Aluminum Bronze, September 7, 1951
SRM 164a - Aluminum Bronze, Provisional, December 4, 1958
SRM 165 - Glass Sand, Provisional, January 26, 1948
SRM 166 - Low-Carbon Stainless Steel, March 16, 1950
SRM 166a - Low-Carbon Stainless Steel, Provisional, November 18, 1955
SRM 166b - Low-Carbon Stainless Steel, Provisional, February 1, 1961
SRM 166b - Low-Carbon Stainless Steel, June 7, 1961
SRM 167 - Heat Resisting Alloy, Provisional, October 18, 1954
SRM 168 - Heat Resisting Alloy, Provisional, January 12, 1956
SRM 169 - Electrical-Heating Alloy (77 Ni-20 Cr), October 26, 1953
SRM 170 - Basic Open-Hearth Steel, 0.04% Carbon, September 25, 1953
SRM 170a - Basic Open-Hearth Steel, 0.05% Carbon, Provisional, January 26, 1959
SRM 170a - Basic Open-Hearth Steel, 0.05% Carbon, November 19, 1959
SRM 172 - Ferroboron, Provisional, October 23, 1958
SRM 172 - Ferroboron, July 7, 1959
SRM 173 - Titanium Base Alloy (6AL-4V), Provisional, April 15, 1957
SRM 173a - Titanium Base Alloy (6AL-4V), Provisional, April 25, 1966
SRM 173b - Titanium Base Alloy (6AL-4V), December 17, 1984
SRM 174 - Titanium Base Alloy (4Al-4Mn), Provisional, July 15, 1957
SRM 176 - Titanium Base Alloy (5 Al 2.5 Sn), October 1, 1981
SRM 177 - Portland Cement, November 25, 1957
SRM 184 - Leaded Tin Bronze, February 26, 1973
SRM 185a - Potassium Hydrogen Phthalate, September 19, 1952
SRM 185b - Potassium Hydrogen Phthalate, August 1, 1955
SRM 185c - Potassium Hydrogen Phthalate, October 1, 1958
SRM 185d - Potassium Hydrogen Phthalate, April 24, 1967
SRM 185e - Potassium Hydrogen Phthalate, December 5, 1972
SRM 185f - Potassium Hydrogen Phthalate, January 31, 1984
SRM 185g - Potassium Hydrogen Phthalate, February 13, 1991
SRM 186-I-a - Potassium Dihydrate Phosphate, November 13, 1945
SRM 186-II-a - Disodium Hydrogen Phosphate, November 13, 1945
SRM 186-I-b - Potassium Dihydrate Phosphate, August 5, 1965
SRM 186-II-b - Disodium Hydrogen Phosphate, August 5, 1965
SRM 186-I-c - Potassium Dihydrate Phosphate, September 1, 1970
SRM 186-II-c - Disodium Hydrogen Phosphate, September 1, 1970
SRM 186-I-d - Potassium Dihydrate Phosphate, March 11, 1988
SRM 186-II-d - Disodium Hydrogen Phosphate, March 11, 1988
SRM 186-I-e - Potassium Dihydrate Phosphate, February 12, 1991
SRM 186-II-e - Disodium Hydrogen Phosphate, February 12, 1991
SRM 186-I-f - Potassium Dihydrate Phosphate, November 15, 2001
SRM 186-II-f - Disodium Hydrogen Phosphate, November 15, 2001
SRM 186-II-g - Disodium Hydrogen Phosphate, May 23, 2003
SRM 186-I-g - Disodium Hydrogen Phosphate, May 23, 2003
SRM 187 - Borax (pH Standard), January 13, 1947
SRM 187a - Borax (pH Standard) Purity, January 5, 1960
SRM 187b - Borax, September 9, 1970
SRM 187c - Sodium Tetraborate Decahydrate (Borax) pH Standard, May 24, 1993
SRM 187d - Sodium Tetraborate Decahydrate (Borax) pH Standard, January 6, 2004
SRM 189 - Potassium Tetroxalate Purity, January 6, 1954
SRM 189 - Potassium Tetroxalate Purity, January 10, 1964
SRM 189a - Potassium Tetroxalate Purity, February 13, 1991
SRM 191 - Sodium Bicarbonate, July 15, 1968
SRM 191a - Sodium Bicarbonate, July 2, 1993
SRM 191b - Sodium Bicarbonate, May 5, 1998
SRM 191-I-c - Sodium Bicaronate, December 1, 2003
SRM 192 - Sodium Carbonate, July 15, 1968
SRM 192a - Sodium Carbonate, July 2, 1993
SRM 191-II-c - Sodium Carbonate, December 1, 2003
SRM 200 - Potassium Dihydrogen Phosphate, October 20, 1995
SRM 211a - Toluene, December 1, 1944
SRM 211c - Toluene, September 14, 1984
SRM 217 - 2,2,4-Trimethylpentane Material
SRM 217a - 2,2,4-Trimethylpentane Material, March 1, 1957
SRM 217b - 2,2,4-Trimethylpentane Material, September 28, 1962
SRM 217c - 2,2,4-Trimethylpentane Material, Septmber 14, 1984
SRM 218 - Methycyclohexane
SRM 218a - Methycyclohexane Material
SRM 276 - Tungsten Carbide, April 25, 1974
SRM 276a - Tungsten Carbide, May 30, 1980
SRM 276b - Tungsten Carbide, June 2, 1994
SRM 278 - Obsidian Rock, August 19, 1981
SRM 291 - Cr-Mo Steel (ASTM A-213), Preprint, March 27, 1975
SRM 300 - Toluidine-Red-Toner, May 6, 1944
SRM 301 - Yellow Ocher, August 17, 1944
SRM 302 - Raw Sienna, September 8, 1944
SRM 303 - Burnt Sienna, October 10, 1944
SRM 304 - Raw Amber, October 10, 1944
SRM 305 - Burnt Amber, October 11, 1944
SRM 306 - Venetian Red, October 25, 1944
SRM 307 - Metallic Brown, November 3, 1944
SRM 308 - Indian Red, November 4, 1944
SRM 309 - Mineral Red, November 3, 1944
SRM 310 - Bright Red Oxide, November 4, 1944
SRM 311 - Carbon Black (High Color), November 7, 1944
SRM 312 - Carbon Black (All-Purpose), November 7, 1944
SRM 313 - Black Iron Oxide, August 28, 1945
SRM 314 - Yellow Iron Oxide, Light-Lemon, August 28, 1945
SRM 315 - Yellow Iron Oxide, Lemon, August 28, 1945
SRM 316 - Yellow Iron Oxide, Orange, August 28, 1945
SRM 317 - Yellow Iron Oxide, Dark Orange, August 28, 1945
SRM 318 - Lampblack, August 28, 1945
SRM 319 - Primrose Chrome Yellow, November 6, 1945
SRM 320 - Lemon Chrome Yellow, November 6, 1945
SRM 321 - Medium Chrome Yellow, November 6, 1945
SRM 322 - Light Chrome Orange, November 6, 1945
SRM 323 - Dark Chrome Orange, November 6, 1945
SRM 324 - Ultramarine Blue, March 15, 1946
SRM 325 - Iron-Blue, March 15, 1946
SRM 326 - Light Chrome Green
SRM 327 - Medium Chrome Green, June 24, 1946
SRM 328 - Dark Chrome Green, June 24, 1946
SRM 332 - Chopper Concentrate, June 26, 1977
SRM 333 - Molybdenum Concentrate, January 20, 1977
SRM 335 - Basic Open Hearth Steel, 0.1% Carbon, April 7, 1966
SRM 336 - Cr-V Steel, 0.6 C (Carbon Only), June 19, 1973
SRM 336 - Cr-V Steel, 0.6 C (Carbon Only), January 26, 1979
SRM 337 - Basic Open-Hearth Steel, 1.1% Carbon, August 16, 1966
SRM 337a - Basic Open-Hearth Steel, 1% Carbon, April 8, 1985
SRM 340 - Ferroniobium, November 9, 1970
SRM 341 - Ductile Iron, April 6, 1961
SRM 342 - Nodular Cast Iron, Provisional, June 6, 1961
SRM 342 - Nodular Cast Iron, January 5, 1962
SRM 343 - Stainless Steel, Provisional, February 28, 1962
SRM 343 - Stainless Steel, May 28, 1962
SRM 345 - 16-Chromium-4 Nickel Steel, Provisional, January 17, 1963
SRM 345 - 16-Chromium-4 Nickel Steel, January 23, 1964
SRM 346 - Valve Steel, July 14, 1965
SRM 348 - High Temperature Alloy, October 1, 1981
SRM 349 - Waspaloy, September 2, 1981
SRM 350 - Benzoic Acid, April 15, 1958
SRM 350a - Benzoic Acid, March 14, 1995
SRM 352 - Unalloyed Titanium for Hydrogen (0.003%), August 7, 1961
SRM 352a - Unalloyed Titanium for Hydrogen (0.003%), June 16, 1980
SRM 352b - Unalloyed Titanium for Hydrogen (0.003%), August 22, 1983
SRM 352c - Unalloyed Titanium for Hydrogen (0.003%), June 14, 1990
SRM 353 - Unalloyed Titanium for Hydrogen (0.01 %), August 7, 1961
SRM 354 - Unalloyed Titanium for Hydrogen (0.02%), August 7, 1961
SRM 355 - Oxygen and Titanium Base Materials (By Vacuum Inert Gas Fusion Methods), September 8, 1966
SRM 356 - Oxygen and Titanium Base Materials (By Vacuum Inert Gas Fusion Methods), September 8, 1966
SRM 357 - Gastrometric Standard for Unalloyed Zirconium, June 16, 1980
SRM 358 - Gastometric Standard for Unalloyed Zirconium, June 16, 1980
SRM 360 - Zircaloy-2, November 19, 1962
SRM 360a - Zircaloy-2, June 30, 1967
SRM 362 - LA Steel (AISI 94B17) (modified), June 1, 1989
SRM 365 - Electrolytic Iron, June 12, 1989
SRM 367 - Stainless Steel (AISI 446), March 15, 1995
SRM 385b - Natural Rubber, August 15, 1967
SRM 386f - Styrene Butadiene Rubber (Type 1500), October 15, 1965
SRM 386g - Styrene Butadiene Rubber (Type 1500), October 10, 1969
SRM 386h - Styrene Butadiene Rubber (Type 1500), March 10, 1975
SRM 386j - Styrene Butadiene Rubber (Type 1500), January 2, 1985
SRM 386k - Styrene Butadiene Rubber (Type 1500), October 5, 1992
SRM 388c - Butyl Rubber, March 1, 1965
SRM 388d - Butyl Rubber, April 17, 1967
SRM 388e - Butyl Rubber, February 13, 1969
SRM 388f - Butyl Rubber, April 7, 1972
SRM 388i - Butyl Rubber, January 2, 1978
SRM 388j - Butyl Rubber
SRM 388k - Isobutylene - Isoprene (Butyl) Rubber, March 19, 1980
SRM 388l - Isobutylene - Isoprene (Butyl) Rubber, December 3, 1982
SRM 388m - Isobutylene - Isoprene (Butyl) Rubber, September 10, 1985
SRM 388n - Isobutylene - Isoprene (Butyl) Rubber, March 23, 1987
SRM 388p - Isobutylene - Isoprene (Butyl) Rubber, December 31, 1989
SRM 389 - Styrene Butadiene Rubber, June 2, 1966
SRM 390 - Butyl Rubber (Standard for Mooney Viscosity), April 12, 1967
SRM 391 - Acrylonitrile-Butadiene Rubber, February 14, 1969
SRM 393 - Unalloyed Copper (CU 0), September 16, 1980
SRM 394 - Unalloyed Copper (CU 1), April 10, 1986
SRM 401 to 430 - Spectrographic Steel Standards, May 5, 1965
SRM 403a, 407a, 409a, 420a - Spectrographic Steel Standards, Provisional, July 29, 1953
SRM 405a - Spectrographic Standard Samples Medium Manganese Steel, November 15, 1951
SRM 409a - Spectrographic Steel Standard, Provisional, August 15, 1952
SRM 425 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 426 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 427 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 428 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 429 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 430 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 436 to 441 - Spectrographic Tool Steel Standards, September 22, 1959
SRM 442 - Spectrographic Stainless Steel Standards (Group I), October 25, 1965
SRM 443 - Spectrographic Stainless Steel Standards (Group I), October 25, 1965
SRM 444 - Spectrographic Stainless Steel Standards (Group I), October 25, 1965
SRM 445 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 446 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 447 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 448 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 448 - Spectrographic Stainless Steel Standards (Group II), October 6, 1983
SRM 449 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 450 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 461- Spectrographic Ingot Iron and Low-Alloy Steel Standards, August 1, 1981
SRM 462 - Spectrographic Ingot Iron and Low-Alloy Steel Standards, August 1, 1981
SRM 463 - Spectrographic Ingot Iron and Low-Alloy Steel Standards, August 1, 1981
SRM 464 - Spectrographic Ingot Iron and Low-Alloy Steel Standards, August 1, 1981
SRM 465 - Spectrographic Ingot Iron and Low-Alloy Steel Standards, August 1, 1981
SRM 466 - Spectrographic Ingot Iron and Low-Alloy Steel Standards, August 1, 1981
SRM 467 - Spectrographic Ingot Iron and Low-Alloy Steel Standards, August 1, 1981
SRM 468 - Spectrographic Ingot Iron and Low-Alloy Steel Standards, August 1, 1981
SRM 469 - Scanning Electronic Microscope Resolution Test Specimen (Aluminum Tungsten Dendrites), January 6, 1981
SRM 470 - Mineral Glasses for Microanalysis, October 30, 1981
SRM 471 - Portland Cement, June 3, 1947
SRM 473 - Optical Microscope Linewidth Measurement Standard, January 30, 1997
SRM 474 - Optical Microscope Linewidth Measurement Standard, August 27, 1981
SRM 475 - Optical Microscope Linewidth Measurement Standard, April 21, 1981
SRM 475 - Optical Microscope Linewidth Measurement Standard, January 29, 1992
SRM 476 - Optical Microscope Linewidth Measurement Standard, September 7, 1990
SRM 477 - Glass Flourescence Source, February 23, 1983
SRM 478 - Microprobe Standard Cartridge - Brass, February 28, 1974
SRM 479 - Fe-Cr-Ni Alloy Microprobe Standard, October 16, 1972
SRM 479a - Fe-Cr-Ni Alloy Microprobe Standard, November 1, 1980
SRM 483 - Fe-3Si Alloy Microprobe Standard, June 11, 1971
SRM 484 - Scanning Electron Microscope Magnification Standard (A Stage Micrometer Scale), February 1, 1977
SRM 484a - Scanning Electron Microscope Magnification Standard (A Stage Micrometer Scale), December 5, 1978
SRM 484b - Scanning Electron Microscope Magnification Standard (A Stage Micrometer Scale), November 26, 1980
SRM 484d - Scanning Electron Microscope Magnification Standard, July 22, 1985
SRM 484e - Scanning Electron Microscope Magnification Standard (A Stage Micrometer Scale), August 30, 1988
SRM 484f - Scanning Electron Microscope Magnification Standard (A Stage Micrometer Scale), March 24, 1992
SRM 484g - Scanning Electron Microscope Magnification Standard (A Stage Micrometer Scale), September 10, 1996
SRM 485 - Austenite in Ferrite, August 23, 1972
SRM 486 - 15 % Austenite in Ferrite, March 6, 1981
SRM 487 - 30 % Austenite in Ferrite, May 14, 1982
SRM 488 - 2 1/2 % Austenite in Ferrite, April 12, 1993
SRM 493 - Speroidized Iron Carbide (Fe3C) in Ferrite, March 7, 1985
SRM 592 - Hydrocarbon Blend Number 1, April 1, 1961
SRM 593 - Hydrocarbon Blend Number 2, April 1, 1961
SRM 594 - Hydrocarbon Blend Number 3, April 1, 1961
SRM 595 - Hydrocarbon Blend Number 4, April 1, 1961
SRM 596 - Hydrocarbon Blend Number 5, April 1, 1961
SRM 597 - Hydrocarbon Blend Number 6, April 1, 1961
SRM 598 - Hydrocarbon Blend Number 7, April 1, 1961
SRM 599 - Hydrocarbon Blend Number 8, April 1, 1961
SRM 633 - 639 Portland Cements, February 1 ,1975
SRM 633 -Portland Cement (Cap Color is Red), December 15, 1983
SRM 634 - Portland Cement (Cap Color is Gold, December 15, 1983
SRM 635 - Portland Cement (Cap Color is Blue), December 15, 1983
SRM 636 - Portland Cement (Cap Color is Yellow), February 1 ,1975
SRM 637 - Portland Cement Cap Color is Pink, December 15, 1983
SRM 638 - Portland Cement (Cap Color is Green), February 1 ,1975
SRM 639 - Portland Cement (Cap Color is Clear), December 15, 1983
SRM 640 - Silicon Powder Lattice Parameter (X-Ray Diffraction Standard), August 7, 1974
SRM 640a - Silicon Powder 20/d-Spacing Standard for X-Ray Diffraction, February 19, 1982
SRM 640b - Silicon Powder 20/d-Spacing Standard for X-Ray Diffraction, January 14, 1987
SRM 644 - Spectroscopic Titanium - Base Standards, January 26, 1960
SRM 645 - Spectroscopic Titanium - Base Standards, January 26, 1960
SRM 646 - Spectroscopic Titanium - Base Standards, January 26, 1960
SRM 652 - Unalloyed Titanium C, November 18, 1985
SRM 653 - Titanium Alloy, 6 Aluminum - 4 Vanadium, Provisional, May 14, 1959
SRM 654 - Titanium Alloy, 6 Aluminum - 4 Vanadium, Provisional, May 14, 1959
SRM 654a - Titanium Alloy, 6 Aluminum - 4 Vanadium, October 15, 1981
SRM 655 - Titanium Alloy, 6 Aluminum - 4 Vanadium, Provisional, May 14, 1959
SRM 660 Line Profile, LaB6 (XRD), June 1, 1989
SRM 662 - AISI 94B17 Steel (Modified), September 15, 1981
SRM 664 - LA Steel, High Carbon, October 1, 1981
SRM 674 - X-Ray Powder Diffraction Intensity Set, June 1, 1983
SRM 674a -X-Ray Powder Diffraction Intensity Set, January 15, 1989
SRM 680 - High-Purity and Doped Platinum, Provisional, December 28, 1967
SRM 680a - High-Purity Platinum, July 19, 1995
SRM 680a-L2 - High Purity Platinum, July 19, 1995
SRM 681 - High-Purity and Doped Platinum, Provisional, December 28, 1967
SRM 682 - High-Purity Zinc, July 9, 1968
SRM 683 - Zinc Metal, Provisional, July 9, 1968
SRM 683 - Zinc Metal, October 1, 1981
SRM 685 - High-Purity Gold, October 1, 1981
SRM 689 - Ferrochromium Silicon, February 24, 1982
SRM 690 - Ire Ore Concentrate (Canada), October 24, 1978
SRM 691 - Reduced Iron Oxide, April 12, 1982
SRM 692 - Ire Ore, (Labrador), October 24, 1978
SRM 693 - Ire Ore, (Nimba), October 24, 1978
SRM 694 - Western Phosphate Rock, June 21, 1984
SRM 696 - Bauxite (Surinam), August 24, 1979
SRM 698 - Bauxite (Jamaican), August 24, 1979
SRM 699 - Alumina (Reduction Grade), October 17, 2002
SRM 700 - Standard Light Sensitive, June 1, 1963
SRM 701b - Booklet of Faded Strips of Light-Sensitive Paper, April 24, 1967
SRM 701c - Booklet of Faded Strips of Light-Sensitive Paper, October 1, 1971
SRM 701d - Booklet of Fades Strips of Light-Sensitive Paper, January 15, 1977
SRM 702 - Light-Sensitive Plastic Chip 0.124 inch, November 1, 1966
SRM 703 - Light Sensitive Plastic Chip 0.060 inch, November 1, 1966
SRM 704 - Internal Tearing Resistance of Paper, November 1, 1963
SRM 704a - Internal Tearing Resistance of Paper
SRM 705 - Polystyrene (Narrow Molecular Weight Distribution), February 1, 1963
SRM 705 - Polystyrene (Narrow Molecular Weight Distribution), November 6, 1969
SRM 706 - Polystyrene (Broad Molecular Weight Distribution), April 17, 1995
SRM 707 - Water Vapor Permeance, January 17, 1972
SRM 708 - Lead Silica Glass and Borosilicate Glass, September 15, 1973
SRM 710 - Soda-Lime-Silica Glass, June 29, 1962
SRM 709 - Extra Dense Lead Glass, Preprint, December 13, 1972
SRM 711 - Lead Silica Glass, July 1, 1964
SRM 712, 713 and 714 - Softening, Annealing and Strain Points, October 19, 1966
SRM 717a - Borosilicate Glass, August 7, 1995
SRM 718 - Polycrystalline Alumina Elasticity Standard, April 28, 1972
SRM 722 - Metals in Heavy Oil
SRM 723 - 2 Amino-2-(hydroxymethyl)-1,3-propanediol{tris(Hydroxymethyl)aminomethane] (HOCH2)3CNH2 Basimetric, July 14, 1970
SRM 723a - 2 Amino-2-(hydroxymethyl)-1,3-propanediol{tris(Hydroxymethyl)aminomethane] (HOCH2)3CNH2 Basimetric, April 20, 1981
SRM 723b - 2-Amino-2-(hydroxymethyl)-1,3-propanediol [tris(Hydroxymethyl)aminomethane] (HOCH2)3CNH2 Basimetric, April 12, 1993
SRM 723c - 2-Amino-2-(hydroxymethyl)-1,3-propanediol [tris(Hydroxymethyl)aminomethane] (HOCH2)3CNH2 Basimetric,January 30, 1998
SRM 724 - Tris(hydroxymethyl) aminomethane, (HOCHN2)3CNH2 for Solution Calorimetry, April 14, 1972
SRM 724a - Tris(hydroxymethyl) aminomethane, (HOCHN2)3CNH2 for Solution Calorimetry, September 24, 1973
SRM 725 - Isomer Shift of Iron Compounds, April 6, 1966
SRM 727 - Rubidium Chloride Intermediate Purity, Provisional, January 30, 1967
SRM 728 - Intermediate Purity Zinc, October 1, 1981
SRM 728 - Intermediate Purity Zinc, November 16, 1987
SRM 730 - Thermal Conductivity - Tungsten, May 18, 1976
SRM 731 - Borosilicate Glass - Thermal Expanison, July 31, 1972
SRM 732 - Single Crystal Sapphire - Thermal Expansion, October 3, 1977
SRM 733 - Silver-28 Atomic Percent Gold Thermocouple Wire, December 30, 1971
SRM 734 - Thermal Conductivity - Electrolytic Iron, April 29, 1975
SRM 735 - Thermal Conductivity Austenitic Stainless Steel, March 5, 1975
SRM 736 - Copper Thermal Expansion, November 19, 1969
SRM 736L1 - Copper Thermal Expansion, October 7, 1990
SRM 737 - Tungsten - Thermal Expansion, May 19, 1976
SRM 738 - Stainless Steel (AISI) Thermal Expansion, November 17, 1986
SRM 739 - Fused-Silica Thermal Expansion, December 27, 1991
SRM 739L1 - Thermal Expansion
SRM 739L2 - Thermal Expansion
SRM 739L3 - Thermal Expansion
SRM 740 - Zinc Freezing Point on the Internal Practical Temperature Scale (1948) 419.58 °C, August 19, 1966
SRM 740 - Zinc Freezing Point on the Internal Practical Temperature Scale (1968) 419.58 °C, February 19, 1970
SRM 741 - Tin (Primary Freezing Point Standard 231.928 °C), June 26, 1990
SRM 742 - Aluminum Oxide Pyrometric Standard, June 5, 1970
SRM 743 - Mercury, April 22, 1976
SRM 745 - Gold-Vapor Pressure, August 27, 1990
SRM 746 - Cadmium-Vapor Pressure, August 11, 1970
SRM 748 - Silver-Vapor Pressure, February 1, 1991
SRM 755 - Quartz (SiO2), Provisional, November 6, 1969
SRM 756 - Potassium Nitrate, Provisional, November 6, 1969
SRM 758 - DTA - Temperature Standards (125 - 435 °C), June 11, 1971
SRM 759 - DTA - Temperature Standards (295 - 672 °C), June 11, 1971
SRM 760 - DTA Temperature Standards (570 - 940 °C), June 11, 1971
SRM 761 - ICTA Standard
SRM 763 - Magnetic Gram Susceptibility - Aluminum, April 5, 1973
SRM 764 - Magnetic Gram Susceptibility - Platinum, April 5, 1973
SRM 765 - Magnetic Gram Susceptibility - Palladium, April 5, 1973
SRM 766 - Magnetic Gram Susceptibility - Manganese Fluoride, April 5, 1973
SRM 767 - Superconductive Thermometric Fixed Point Device, June 5, 1974
SRM 767a - Superconductive Thermometric Fixed Point Device, February 14, 1992
SRM 768 - Superconductive Thermometric Fixed Point Device (0.015 K - 0.208 K), December 13, 1978
SRM 769 - Electrical Residual Resistivity Ratio, November 15, 1982
SRM 772 - Magnetic Moment Standard Nickel Sphere, October 18, 1978
SRM 772 - Magnetic Moment Standard Nickel Sphere, August 19, 1999
SRM 772 - Magnetic Moment Standard Nickel Sphere, September 3, 1999
SRM 781 - Molybdenum - Heat Capacity, April 1, 1977
SRM 785 - Radium Content of Standard Rock Sample (Dunite)
SRM 787 - Radium Content of Standard Rock Sample (Berea Sandstone)
SRM 789 - Radium Content of Standard Rock Sample Chelmsford Granite
SRM 791 - Radium Content of Standard Rock Sample (Graniteville Granite)
SRM 797 - Electrical Resistivity - Electrolytic Iron, April 29, 1975
SRM 798 - Electrical Resistivity - Austenitic Stainless Steel, March 4, 1975
SRM 799 - Electrical Resistivity - Tungsten, February 27, 1976
SRM 801 to 830 - Spectrographic Steel Standards, May 5, 1965
SRM 803a, 807a, 809a, 820a - Spectrographic Steel Standards, Provisional, July 23, 1953
SRM 805a - Spectrographic Standard Samples Medium Maganese Steel, November 15, 1951
SRM 825 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 826 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 827 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 828 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 829 - Spectrographic Boron Steel Standards, August 2, 1951
SRM 830 - Spectrographic Steel Standards, August 2, 1951
SRM 836 to 841 Spectrographic Tool Steel Standards, September 22, 1959
SRM 845 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM d845 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 846 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM d846 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 847 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM d847 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 848 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM d848 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 849 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM d849 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 850 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM d850 - Spectrographic Stainless Steel Standards (Group II), January 19, 1966
SRM 853 - Aluminum Alloy 3004, May 8, 1985
SRM 854 - Aluminum Alloy 5182, May 8, 1985
SRM 855 - Aluminum Casting Alloy 356, January 8, 1980
SRM 856 - Aluminum Casting Alloy 380, January 8, 1980
SRM 858 - Aluminum Alloy 6011, June 6, 1980
SRM 858 - Aluminum Alloy 6011, March 15, 1995
SRM 859 - Aluminum Alloy 7075, June 6, 1980
SRM 868 - High-Temperatuare Alloy (Fe-Ni-Co), May 18, 1987
SRM 869 - Column Selectivity Test Mixture for Liquid Chromatography (Polycyclic Aromatic Hydrocarbons), March 28,1990
SRM 869a - Column Selectivity Test Mixture for Liquid Chromatography (Polycyclic Aromatic Hydrocarbons), October 15, 2007
SRM 886 - Refractory Gold Ore, April 12, 1993
SRM 900 -Antiepilepsy Drug Level Assay Standard, November 17, 1976
SRM 909 - Human Serum, September 15, 1980
SRM 909a - Human Serum, February 24, 1993
SRM 909b - Human Serum, March 14, 1996
SRM 909b - Human Serum, November 19, 2003
SRM 910 - Sodium Pyruvate, May 15, 1981
SRM 911 - Cholesterol, Provisional, October 20, 1967
SRM 911a - Cholesterol, March 5, 1980
SRM 911b - Cholesterol, April 15, 1994
SRM 912 - Urea, September 24, 1968
SRM 913 - Uric Acid, September 24, 1968
SRM 914 - Creatinine, September 24, 1968
SRM 915 - Calcium Carbonate, March 4, 1969
SRM 916 - Bilirubin, March 10, 1971
SRM 917 - D-Glucose (Dextrose), November 18, 1970
SRM 917a - D-Glucose (Dextrose, August 31, 1989)
SRM 918 - Potassium Chloride (Clinical Standard), January 22, 1971
SRM 918a - Potassium Chloride (Clinical Standard), April 17, 1995
SRM 919 - Sodium Chloride (Clinical Standard), August 6, 1973
SRM 919a - Sodium Chloride (Clinical Standard), April 23, 2004
SRM 920 - D-Mannitol, January 17, 1972
SRM 921 - Cortisol (Hydrocortisone), Preprint, February 15, 1973
SRM 922 - Tris(hydroxymethyl)aminomethane ph Standards, May 24, 1993
SRM 923 - Tris(hydroxymethyl)aminomethane hydrochloride ph Standards, May 24, 1993
SRM 924 - Lithium Carbonate, November 23, 1973
SRM 924a - Lithium Carbonate, June 12, 1995
SRM 925 - 4-Hydroxy-3-Methoxy-DL-mandelic-Acid (VMA), Preprint, May 24, 1973
SRM 926 - Bovine Serum Albumin (Total Protein Standard), March 10, 1977
SRM 927 - Bovine Serum Albumin (7% Solution) (Total Protein Standard), December 31, 1979
SRM 927a - Bovine Serum Albumin (7% Solution) (Total Protein Standard), January 13, 1993
SRM 927b - Bovine Serum Albumin (7% Solution) (Total Protein Standard), June 6, 1995
SRM 927c - Bovine Serum Albumin (7% Solution) (Total Protein Standard), January 14, 2004
SRM 928 - Lead Nitrate (Clinical Standard), Preprint, November 1, 1975
SRM 929 - Magnesium Gluconate Dihydrate, April 27, 1979
SRM 929 - Magnesium Gluconate Dihydrate, March 2, 1993
SRM 930 - Glass Filters for Spectrophotometry, February 24, 1971
SRM 930a - Glass Filters for Spectrophotmetry, May 15, 1973
SRM 930b - Glass Filters for Spectrophotometry, February 24, 1971
SRM 930b - Glass Filters for Spectrophotometry, February 24, 1975
SRM 930c - Glass Filters for Spectrophotometry, May 29, 1976
SRM 930d - Glass Filters for Spectrophotometry, October 18, 1993
SRM 930e - Glass Filters for Spectrophotometry, May 12, 1998
SRM 931 - Liquid Absorbance Standards for Ultraviolet and Visible Spectrophotometry, Preliminary
SRM 931 - Liquid Absorbance Standards for Ultraviolet and Visible Spectrophotometry
SRM 931a - Liquid Absorbance Standards for Ultraviolet and Visible Spectrophotometry
SRM 931b - Liquid Absorbance Standards for Ultraviolet and Visible Spectrophotometry
SRM 931c - Liquid Absorbance Standards for Ultraviolet and Visible Spectrophotometry
SRM 931d - Liquid Absorbance Standards for Ultraviolet and Visible Spectrophotometry
SRM 931e - Liquid Absorbance Standards for Ultraviolet and Visible Spectrophotometry
SRM 931f - Liquid Absorbance Standards for Ultraviolet and Visible Spectrophotometry, February 4, 1999
SRM 932 - Quartz Cuvette for Spectrophotometry, December 2, 1980
SRM 933 - Clinical Laboratory Themometer
SRM 934 - Clinical Laboratoray Thermometer, June 18, 1990
SRM 935 - Crystalline Potassium Dichromate for Use as an Ultraviolet Absorbance Standard
SRM 935a - Crystalline Potassium Dichromate for Use as a Ultraviolet Absorbance Standard, April 25, 1988
SRM 936 - Quinine Sulfate Dihydrate, April 1, 1979
SRM 937 - Iron Metal (Clinical Standard), June 9, 1978
SRM 938 - 4-Nitrophenol, May 15, 1981
SRM 940 - Instruction for Phenol Thermometric Cells
SRM 941 - Naphthalene Thermometric Cells
SRM 942 - Phthalic Anhydride Thermometric Cells
SRM 943 - Benzoic Acid Thermometric Standard
SRM 944 - Plutonium Sulfate Tetrahydrate
SRM 945 - Plutonium Metal - Standard Matrix Material, Provisional, April 6, 1971
SRM 946 - Plutonium Isotopic Standard, August 19, 1982
SRM 947 - Plutonium Isotopic Standard, August 19, 1982
SRM 948 - Plutonium Isotopic Standard, August 7, 1964
SRM 948 - Plutonium Isotopic Standard, August 19, 1982
SRM 949a - Plutonium Metal
SRM 949b - Plutonium Metal
SRM 949c - Plutonium Metal
SRM 949d - Plutonium Metal, Provisional, January 23, 1973
SMR 949e - Plutonium Metal
SRM 949f - Plutonium Metal, May 11, 1982
SRM 949f - Plutonium Metal, September 13, 1982
SRM 950 - Uranium Oxide (U3O8)
SRM 950a - Uranium Oxide (U3O8), December 1, 1961
SRM 950b - Uranium Oxide (U3O8)
SRM 951 - Boric Acid, February 28, 1969
SRM 952 - Enriched Boric Acid, February 28, 1969
SRM 953 - Neutron Density Monitor Wire, Provisional, December 20, 1968
SRM 955 - Lead in Blood
SRM 955a - Lead in Blood, December 7, 1994
SRM 955b - Lead in Blood, April 10, 1998
SRM 955b - Lead in Blood, January 21, 2004
SRM 956 - Electrolytes in Human Serum for Ion Selective Electrodes
SRM 956a - Electrolytes in Human Serum for Ion Selective Electrodes, July 10, 2003
SRM 960 - Uranium Metal, May 12, 1972
SRM 961 - Fission Track Glass Standard (Wafers, 12 mm diameter and 3 mm thick), June 11, 1974
SRM 962 - Fission Track Glass (Wafers, 12 mm diameter and 3 mm thick)
SRM 962a - Fission Track Glass (Wafers, 12 mm diameter and 2 mm thick)
SRM 963 - Fission Track Glass (Wafers, 12 mm diameter and 3 mm thick)
SRM 964 - Fission Track Glass (Wafers, 12 mm diameter and 3 mm thick
SRM 965 - Glucose in Frozen Human Serum, December 18, 1996
SRM 966 - Toxic Metals in Bovine Blood, January 21, 2004
SRM 968 - Fat Soluble Vitamins in Human Serum, April 21, 1989
SRM 968a - Fat Soluble Vitamins in Human Serum, November 17, 1993
SRM 968b - Fat Soluble Vitamins in Human Serum, August 7, 1995
SRM 968c - Fat Soluble Vitamins in Human Serum, December 28, 1999
SRM 969 - Uranium Isotopic Standard Reference Material for Gamma Spectrometry Measurements, October 15, 1985
SRM 970 - Ascorbic Acid in Frozen Human Serum, October 18, 2004
SRM 975 - Isotopic Standard for Chlorine
SRM 976 - Isotopic Standard for Copper, January 26, 1994
SRM 978 - Isotopic Standard for Silver, March 24, 1965
SRM 981 - Common Lead Isotopic Standard, June 1, 1968
SRM 981 - Common Lead Isotopic Standard, April 10, 1973
SRM 982 - Equal-Atom Isotopic Standard, March 25, 1991
SRM 983 - Radiogenic Lead Isotopic Standard, March 25, 1991
SRM 984 - Rubidium Chloride, Provisional, July 27, 1970
SRM 985 - Assay - Isotopic Standard for Potassium, August 31, 1979
SRM 987 - Strontium Carbonate, May 1, 2000
SRM 988 - Strontium-84 Spike Assay and Isotopic Solution Standard, May 21, 1973
SRM 989 - Assay - Isotopic Standard for Rhenium, February 19, 1974
SRM 990 - Assay - Isotopic Standard for Silicon, August 1, 1975
SRM 991 - Lead-206 Spike Assay and Isotopic Solution Standard, Preprint, February 5, 1976
SRM 993 - Uranium-235 Spike Assay and Isotopic Standard
SRM 995 - Uranium-233 Spike Assay and Isotopic Standard
SRM 997 - Isotopic Standard for Thallium, July 23, 1986
SRM 996 - Plutonium-244 Spike Assay and Isotopic Standard
SRM 999 - Potassium Chloride (Primary Chemical)
SRM 999a - Potassium Chloride (Primary Chemical)
SRM 1001 - X-ray Film Step Tablet, December 30, 2005
SRM 1002a - Surface Flammability Standard, October 30, 1964
SRM 1002b - Surface Flammability Standard, March 1, 1968
SRM 1002c - Surface Flammability Standard, December 13, 1978
SRM 1003 - Calibrated Glass Beads, Provisional, July 1, 1965
SRM 1003a - Calibrated Glass Beads, September 21, 1984
SRM 1003a - Calibrated Glass Beads, June 1, 1990
SRM 1003b - Calibrated Glass Beads
SRM 1004 - Calibrated Glass Beads, April 3, 1972
SRM 1004a - Calibrated Glass Beads
SRM 1006 - Smoke Density Chamber Standard Non-flaming Exposure Condition
SRM 1006a - Smoke Density Chamber Standard Non-flaming Exposure Condition
SRM 1006b - Smoke Denisty Chamber Standard Non-flaming Exposure Condition
SRM 1006c - Smoke Density Chamber Standard Non-flaming Exposure Condition
SRM 1006d - Smoke Density Chamber Standard Non-flaming Exposure Condition, August 27, 1999
SRM 1007 - Smoke Density Chamber Standard Flaming Exposure Condition, October 4, 1971
SRM 1007a - Smoke Density Chamber Standard Flaming Exposure Condition, February 27, 1976
SRM 1008 - Photographic Step Tablets, January 30, 2006
SRM 1008 and 1009 - Photographic Step Tablets, January 23, 1973
SRM 1009 - Photographic Step Tablet, August 18, 1978
SRM 1010 - Microcopy Resolution Test Chart
SRM 1010a - Microcopy Resolution Test Chart, June 1, 1990
SRM 1011 - Portland Cement
SRM 1013 - Portland Cement, Provisional, January 17, 1972
SRM 1014 - Portland Cement, Provisional, January 17, 1972
SRM 1015 - Portland Cement
SRM 1016 - Portland Cement
SRM 1017 - Glass Spheres
SRM 1017a - Calibrated Glass Beads
SRM 1018 - Glass Spheres
SRM 1018a - Calibrated Glass Beads
SRM 1019 - Glass Spheres, January 17, 1966
SRM 1019a Glass Spheres for Calibrating Test Sieves
SRM 1036 - Low Carbon Silicon Steel
SRM 1040 - Iron and Plain Carbon Steels for Oxygen and Nitrogen
SRM 1041 - Iron and Plain Carbon Steels for Oxygen and Nitrogen
SRM 1042 - Iron and Plain Carbon Steels for Oxygen and Nitrogen
SRM 1043 - Iron and Plain Carbon Steels for Oxygen and Nitrogen
SRM 1044 - Iron and Plain Carbon Steels for Oxygen and Nitrogen
SRM 1045 - Iron and Plain Carbon Steels for Oxygen and Nitrogen
SRM 1046 - Iron and Plain Carbon Steels for Oxygen and Nitrogen
SRM 1047 - Iron and Plain Carbon Steels for Oxygen and Nitrogen
SRM 1050 - Aluminum Cyclohexanebutyrate
SRM 1051a - Barium Cyclohexanebutyrate
SRM 1051b - Barium Cyclohexanebutyrate - July 15, 1968
SRM 1052a - Bis(1-phenyl-1,3-butanediono)oxovanadium(IV)
SRM 1052b - Bis(1-phenyl-1,3-butanediono)oxovanadium(IV), March 1 ,1968
SRM 1053 - Cadmium Cyclohexanebutyrate
SRM 1054 - Calcium Cyclohexanebutyrate
SRM 1055 - Cobalt Cyclohexanebutyrate
SRM 1055a - Cobalt Cyclohexanebutyrate
SRM 1055b - Cobalt Cyclohexanebutyrate
SRM 1056 - Cupric Cyclohexanebutyrate
SRM 1056a - Cupric Cylohexanebutyrate
SRM 1057 - Dibutyltin Bis(2-ethylhexanoate)
SRM 1057a - Dibutyltin Bis(2-ethylhexanoate)
SRM 1059 - Lead Cyclohexanebutyrate
SRM 1059a - Lead Cyclohexanebutyrate, April 24, 1964
SRM 1059b - Lead Cyclohexanebutyrate
SRM 1059c - Lead Cyclohexanebutyrate
SRM 1060 - Lithium Cyclohexanebutyrate
SRM 1060a - Lithium Cyclohexanebutyrate
SRM 1061 - Magnesium Cyclohexanebutyrate
SRM 1061a - Magnesium Cyclohexanebutyrate
SRM 1061b - Magnesium Cyclohexanebutyrate
SRM 1061c - Magnesium Cyclohexanebutyrate
SRM 1062 - Manganous Cyclohexanebutyrate, April 24, 1964
SRM 1062a - Manganous Cyclohexanebutyrate, April 24, 1964
SRM 1062b - Manganous Cyclohexanebutyrate
SRM 1063 - Menthyl Borate, April 24, 1964
SRM 1063a - Menthyl Borate
SRM 1064 - Mercuric Cyclohexanebutyrate, April 24, 1964
SRM 1065a - Nickel Cyclohexanebutyrate, April 24, 1964
SRM 1065b - Nickel Cyclohexanebutyrate, November 1, 1967
SRM 1066 - Octaphenylcyclotetrasiloxane, April 24, 1964
SRM 1066a - Octaphenylcyclotetrasiloxane, April 23, 1969
SRM 1068 - Silver Cyclohexanebutyrate, Provisional, October 31, 1960
SRM 1069a - Sodium Cyclohexanebutyrate, April 24, 1964
SRM 1069b - Sodium Cyclohexanebutyrate, February 13, 1969
SRM 1070 - Strontium Cyclohexanebutyrate, April 24, 1964
SRM 1070a - Strontium Cyclohexanebutyrate, April 24, 1964
SRM 1071 - Triphenyl Phosphate, April 24, 1964
SRM 1071a - Triphenyl Phosphate, April 24, 1964
SRM 1071b - Triphenyl Phosphate
SRM 1072 - Tris(1'-Hydroxyacetophenono)Chromium(III)
SRM 1073 - Zinc Cyclohexanebutyrate, Provisional, October 31, 1960
SRM 1073a - Zinc Cyclohexanebutyrate, April 24, 1964
SRM 1073b - Zinc Cylcohexanebutyrate, July 15, 1967
SRM 1074 - Calcium 2-Ethylhexanoate, July 31, 1961
SRM 1074a - Calcium 2-Ethylhexanoate
SRM 1074b - Calcium 2-Ethylhexanoate
SRM 1075 - Aluminum 2-Ethylhexanoate
SRM 1076 - Potassium Erucate
SRM 1077 - Silver 2-Ethylhexanoate, April 24, 1964
SRM 1077a - Silver 2-Ethylhexanoate, February 10, 1968
SRM 1078 - Tris(1-phenyl1-1,3-butanediono)Chromium(III), April 24, 1964
SRM 1078a - Tris(1-phenyl1-1,3-butanediono)chromium(III), Provisional, April 26, 1967
SRM 1079 - Tris(1-phenyl1-1,3-butanediono)iron(III), April 24, 1964
SRM 1079a - Tris(1-phenyl1-1,3-butanediono)iron(III), January 30, 1967
SRM 1080 - Bis(1-phenyl1,3-butanediono)copper(II), June 15,1967
SRM 1083 - Wear-Metals in Lubricating Oil
SRM 1084 - Wear-Metals in Lubricating Oil
SRM 1085 - Wear-Metals in Lubricating Oil
SRM 1085a - Wear Metals in Lubricating Oil
SRMs 1086, 1087, 1088 - Hydrogen in Unalloyed Titanium, June 16, 1980
SRM 1090 - Oxygen in Ferrous Materials
SRM 1091 - Oxygen in Ferrous Materials
SRM 1092 - Oxygen in Ferrous Materials
SRM 1093 - Oxygen in Valve Steel, Provisional, March 4, 1969
SRM 1094 - Oxygen in Maraging Steel, Provisional, March 4, 1969
SRM 1095 - AISI 4340 Steel (Gasometric Standard)
SRM 1096 - AISI 94B17 Steel (Modified) (Gasometric Standard), April 21, 1986
SRM 1097 - Cr-V Steel (Modified), April 21, 1986
SRM 1098 - High-Carbon Steel (Modified) (Gasometric Standard), April 21, 1986
SRM 1099 - Electrolytic Iron (Gasometric Standard), April 21, 1986
SRM C1100 - Optical Emission and X-ray Spectroscopic Analysis
SRM 1101 - Optical Emission and X-ray Spectroscopic Analysis
SRM C1101 - Optical Emission and X-ray Spectroscopic Analysis
SRM 1102 - Optical Emission and X-ray Spectroscopic Analysis
SRM C1102 - Optical Emission and X-ray Spectroscopic Analysis
SRM 1103 - Free-Cutting Brass (Wrought)
SRM C1103 - Free-Cutting Brass (Cast)
SRM C1105 - Free Cutting-Brass (Cast)
SRM 1105 - Free Cutting-Brass (Cast), Provisional, July 14, 1965
SRM 1106 - Naval Brass Standards for Optical Emissions and Spectroscopic Analysis, November 23, 1981
SRM C1106 - Naval Brass Standards for Optical Emissions and Spectroscopic Analysis, November 23, 1981
SRM 1107 - Naval Brass Standards for Optical Emissions and Spectroscopic Analysis, November 23, 1981
SRM C1107 - Naval Brass Standards for Optical Emissions and Spectroscopic Analysis, November 23, 1981
 SRM 1108 - Naval Brass Standards for Optical Emissions and Spectroscopic Analysis, November 23, 1981
SRM C1108 - Naval Brass Standards for Optical Emissions and Spectroscopic Analysis, November 23, 1981
SRM 1109 - Red Brass, Provisional, July 14, 1965
SRM 1109 - Red Brass, December 11, 1981
SRM 1112 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional
SRM C1112 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional
SRM 1113 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional
SRM C1113 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional
SRM 1114 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional
SRM C1114 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional
SRM 1112 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM C1112 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM 1113 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM C1113 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM 1114 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM C1114 - Gilding Metal Standards for Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM 1115 - Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM C1115 - Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM 1116 - Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM C1116 - Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM 1117 - Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM C1117 - Optical Emission and X-Ray Spectroscopic Analysis, Provisional, February 14, 1964
SRM 1118 - Aluminum Brass, Provisional, July 14, 1965
SRM C1118, C1119, C1120 - Aluminum Brass Standards, July 12, 1982
SRM 1118 - Aluminum Brass, December 11, 1981
SRM 1119 - Aluminum Brass, Provisional, July 14, 1965
SRM 1119 - Aluminum Brass, December 11, 1981
SRM 1120 - Aluminum Brass, Provisional, July 14, 1965
SRM 1121, C1121, 1122, C1122, 1123, C1123 - Beryllium Copper Standards, December 11, 1981
SRM 1132 - Lead Base Bearing Metal, November 18, 1994
SRM 1133 - Titanium-Base Alloy
SRM C1137a - White Cast Iron, September 18, 1984
SRM 1138 and 1139 - Cast Steel Standards, July 13, 1970
SRM 1140, 1141 and 1142 - Ductile Iron Standards, February 24, 1970
SRM 1140a, 1141a, and 1142a - Ductile Iron Standards, September 15, 1973
SRM 1143, 1144, 1147, 1148, 1149 - Blast Furnace and White Iron, Provisional, July 31, 1969
SRM 1143a and 1144a - Blast Furnace Iron Standards, (Chill Cast White), December 1, 1976
SRM 1145 - White Cast Iron, May 16, 1978
SRM 1145a - White Cast Iron, June 26, 1987
SRM 1146 - White Cast Iron, May 16, 1978
SRM C1146a - White Cast Iron, October 1, 1983
SRM 1147a - White Iron Standard, April 8, 1974
SRM 1150 - White Cast Iron
SRM C1150a - White Cast Iron, January 4, 1988
SRM C1151 - Stainless Steel 23Cr-7 Ni, January 31, 1980
SRM 1152 - 18 Cr-10 Ni Steel, February 9, 1966
SRM C1152 -18 Cr-11 Ni Steel, January 31, 1980
SRM C1153 - 17 Cr-9 Ni Steel, January 31, 1980
SRM C1153a - 17 Cr-9 Ni Steel, April 21, 1986
SRM 1154 - Cr-10 Nickel Steel
SRM C1154 - Stainless Steel, 19Cr-13Ni
SRM 1156 - Maraging Steel, August 26, 1981
 SRM 1157 - Tool Steel (AISI M2), Provisional, November 7, 1972
SRM 1158 - High Nickel Steel, December 30, 1977
SRM 1159 and 1160 - Electronic and Magnetic Alloy Standards, Provisional, February 18, 1969
SRM 1159 and 1160 - Electronic and Magnetic Alloy Standards, August 4, 1981
SRM 1161 - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1162 - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1163 - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1164 - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1165 - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1166 - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1167 - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1168 - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1169 - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1169a - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1169b - Spectrographic Ingot Iron and Low-Alloy Steel Standards
SRM 1170 - Selenium-Bearing Steel
SRM 1170a - Selenium-Bearing Steel
SRM 1170b - Selenium-Bearing Steel
SRM 1171 - Cr 17-Ni 11-Ti 0.3 (AISI 321), July 7, 1971
SRM 1173 - Ni-Cr-Mo-V Steel, June 9, 1989
SRM C1173a - Cast Steel 3, February 24, 1981
SRM 1174 - White Iron, November 9, 1965
SRM 1174a - White Iron
SRM 1175 - White Iron
SRM 1175a - White Iron
SRM 1176-1183 - White Cast Iron Standards
SRM 1184 -1189 - High Temperature Alloy Standards
SRM 1186, 1188 - High Temperature Alloy Standards
SRM 1190, 1203, 1204, 1205 - High Temperature Alloy Standards
SRM 1191-1192 - High Temperature Alloy Standards
SRM 1193, 1194, 1195 - High Temperature Alloy Standards
SRM 1197, 1198, 1199, 1200, 1201 - High Temperature Alloy Standards
SRM 1206-2, 1207-1, 1207-2, 1208-1, 1208-2 - High Temperature Alloy Standards
SRM 1210, 1211 - Zirconium Metal Standards
SRM 1212a - Zirconium Metal C
SRM 1213, 1214, 1215 - Zircaloy-2 Metal Standards
SRM 1217 - Nickel Steel
SRM C1221 - LA Carbon, (AISI 1211), January 20, 1982
SRM 1222 - LA Steel, Chromium-Nickel-Molybdenum (AISI 8640), September 13, 1990
SRM 1223 - Chromium Steel, September 5, 1985
SRM 1224 - LA Steel, Carbon (AISI 1078), February 24, 1981
SRM 1225 - LA Steel (AISI 4130), March 16, 1983
SRM 1226 - LA Steel, December 14, 1982
SRM 1228 - LA Steel, 0.1 % C, September 28, 1982
SRM 1233 - Specialty Steel, Valve Steel, February 3, 1986
SRM 1234, 1235, 1236 - Zirconium Metal
SRM 1237, 1238, 1239 - Zircaloy-4 Metal
SRM 1240 - Aluminum Alloy 3004
SRM 1240a - Aluminum Alloy 3004
SRM 1240b - Aluminum Alloy 3004
SRM 1241 - Aluminum Alloy
SRM 1241a - Aluminum Alloy
SRM 1241b - Aluminum Alloy
SRM 1241c - Aluminum Alloy, April 4, 2006
SRM 1245 - Inconel 625, May 5, 1984
SRM C1251 - Phosphorized Copper - CU VIII, April 10, 1986
SRM C1251a - Phosphorized Copper - CU VIII, July 23, 2002
SRM C1252 - Phosphorized Copper - CU IX, April 10, 1986
SRM C1253 - Phosphorized Copper - CU X, September 16, 1980
SRM C1253a - Phosphorized Copper - CUX, July 23, 2002
SRM 1255 - Aluminum Casting Alloy 356
SRM 1255a - Aluminum Casting Alloy 356
SRM 1256 - Aluminum Casting Alloy 380
SRM 1256a - Aluminum Casting Alloy 380
SRM C1257 - High Purity Aluminum
SRM 1258 - Aluminum Alloy 6011 Modified, June 4, 2004
SRM 1261 - Low Alloy AISI 4340 Steel, January 8, 1976
SRM 1261 - Low Alloy AISI 4340 Steel, February 24, 1981
SRM 1261a - Low Alloy AISI 4340 Steel, May 18, 1993
SRM 1262 - Low Alloy AISI 94B17 Steel Modified, February 24, 1981
SRM 1262a - Low Alloy AISI 94B17 Steel Modified, June 27, 1989
SRM 1263 - Low Alloy Steel Cr-V Modified, February 24, 1981
SRM 1263a - Low Alloy Steel Cr-V Modified, February 24, 1981
SRM 1264 - High Carbon Steel Modified, February 24, 1981
SRM 1264a - High Carbon Steel Modified, April 7, 2006
SRM 1265 - Electrolytic Iron, Provisional, July 28, 1970
SRM 1265 - Electrolytic Iron, February 24, 1981
SRM 1265a - Electrolytic Iron, February 24, 1981
SRM 1267 - Stainless Steel (AISI 446), January 19, 1978
SRM 1275 - Cupro-Nickel (CDA 706)
SRM 1276 - Cupro-Nickel (CDA 715)
SRM 1276a - Cupro-Nickel (CDA 715), June 30, 1989
SRM 1286 - Low Alloy Steel (HY 80), June 8, 1982
SRM C1287 - High Alloy Steel, ACI HK (AISI 310 Mod), June 11, 1981
SRM C1288 - High Alloy Steel, ACI CN-7M (A743) (Stainless Steel A743), August 1, 1981
SRM 1321 - Nonmagnetic Coating on Steel, July 5, 1988
SRM 1322 - Nonmagnetic Coating on Steel
SRM 1323 - Nonmagnetic Coating on Steel, July 5, 1988
SRM 1331a - Nickel on Steel
SRM 1332a - Nickel on Steel
SRM 1333a - Nickel on Steel
SRM 1334a - Nickel on Steel
SRM 1335a - Nickel on Steel
SRM 1336a - Nickel on Steel
SRM 1337a - Nickel on Steel
SRM 1338a - Nickel on Steel
SRM 1339a - Nickel on Steel
SRM 1357 - Cu and Cr Coating on Steel, September 11, 1985
SRM 1358 - Cu and Cr Coating on Steel
SRM 1358b - Cu and Cr Coating on Steel
SRM 1359 - Cu and Cr Coating on Steel, July 5, 1988
SRM 1360 - Cu and Cr Coating on Steel, July 5, 1988
SRM 1361a - Cu and Cr Coating on Steel, July 5, 1988
SRM 1361b - Cu and Cr Coating on Steel, June 18, 1999
SRM 1362a - Cu and Cr Coating on Steel, July 5, 1988
SRM 1362b - Cu and Cr Coating on Steel, June 18, 1999
SRM 1363a - Cu and Cr Coating on Steel, July 5, 1988
SRM 1363b - Cu and Cr Coating on Steel, June 18, 1988
SRM 1364a - Cu and Cr Coating on Steel, July 26, 1991
SRM 1364b - Cu and Cr Coating on Steel, June 18, 1999
SRM 1365a - Nickel on Steel, May 1, 1984
SRM 1366a - Nickel on Steel, May 1, 1984
SRM 1367a - Nickel on Brass, May 1, 1984
SRM 1371 - Gold on Fe-Ni-Co Alloy, January 11, 1990
SRM 1372 - Gold on Fe-Ni-Co Alloy, January 11, 1990
SRM 1373 - Gold on Fe-Ni-Co Alloy, January 11, 1990
SRM 1374 - Gold on Fe-Ni-Co Alloy, January 1, 1990
SRM 1375 - Gold on Nickel, January 11, 1990
SRM 1376 - Gold on Nickel, January 11, 1990
SRM 1376 - Gold on Nickel, October 18, 1990
SRM 1377 - Gold on Nickel, January 11, 1990
SRM 1378 - Gold on Nickel, January 11, 1990
SRM 1379 - Ultrathin Gold on Nickel, January 11, 1990
SRM 1380 - Ultrathin Gold on Nickel, January 11, 1990
SRM 1387 - Gold on NIckel, January 11, 1990
SRM 1398a - Gold on Fe-Ni-Co Alloy
SRM 1399b - Gold on Nickel
SRM 1402 - 1409 - Platinum 13 % Rhodium Alloy
SRM 1414 - Lead-Silica Glass
SRM 1420 - 1428 - Oxidized Kanthal
SRM 1440 - 1447 - Oxidized Inconel
SRM 1450 - Fibrous Glass Board, May 26, 1978
SRM 1450a - Fibrous Glass Board
SRM 1450b - Fibrous Glass Board, May 21, 1982
SRM 1460-1466-1462 - Austenitic Stainless Steels
SRM 1465 - 1469 - Sintered and Arc-Cast Tungsten
SRM 1451 - Fibrous Glass Blanket
SRM 1470 - Polyester Plastic Film for Gas Transmission, January 2, 1978
SRM 1473 - Polyethylene Resin
SRM 1473a - Polyethylene Resin
SRM 1474 - Polyethylene Resin
SRM 1475 - Linear Polyethylene, December 2, 1971
SRM 1475a - Linear Polyethylene, December 28, 1993
SRM 1476 - Branched Polyethylene
SRM 1479 - Polystyrene, March 27, 1981
SRM 1480 - Polyurethane, August 24, 1992
SRM 1482 - Linear Polyethylene
SRM 1483 - Linear Polyethylene, March 9, 1976
SRM 1483a - Linear Polyethylene
SRM 1484 - Linear Polyethylene
SRM 1490 - Polyisobutylene Solution in Cetane
SRM 1491 - Aromatic Hydrocarbons in Hexane/Toluene, August 31, 1989
SRM 1492 - Chlorinated Pesticides in Hexane, December 1, 1998
SRM 1495 - Isobutylene-Isoprene (Butyl) Rubber
SRM 1494 -Aliphatic Hydrocarbons in 2,2,4-Trimethylpentane
SRM 1504,1505,1506 - For Permittivity (7940 Fused Silica)
SRM 1507 - THC-COOH in Urine, June 4, 1990
SRM 1507a -THC-COOH in Urine
SRM 1507b - THC-COOH in Urine, September 29, 2003
SRM 1508 - Cocaine and Metabolites in Freeze-Dried Urine, June 25, 1990
SRM 1508a - Cocaine and Metabolites in Freeze-Dried Urine, December 22, 2003
SRM 1511 - Determination of Dielectric Constant Cyclohexane, September 19, 2005
SRM 1512 - Determination of Dielectric Constant 1,2-Dichloroethane, Provisional, July 2, 1969
SRM 1513 - Determination of Dielectric Constant Nitrobenzene
SRM 1515 - Apple Leaves, July 2, 1991
SRM 1516-1519 - For Permittivity 103 Hz and 23°C
SRM 1520 - Boron-Doped Silicon Wafers for Resistivity Measurements
SRM 1521 - Boron-Doped Silicon Slices for Resistivity Measurements, October 4, 1991
SRM 1522 - Silicon Power Device Level Resistivity Standard, October 4, 1991
SRM 1523 - Silicon Resistivity Standard for Eddy Current Testers, October 4, 1991
SRM 1541 - Iron Foil Mossbauer, October 1, 1981
SRM 1546 - Meat Homogenate, January 6, 2004
SRM 1547 - Peach Leaves, July 2, 1991
SRM 1548 - Total Diet, September 28, 1990
SRM 1548a - Typical Diet, October 26, 2004
SRM 1549 - Non-Fat Milk Powder, January 14, 1985
SRM 1549 - Non-Fat Milk Powder, July 29, 1985
SRM 1563 - Cholesterol and Fat-Soluble Vitamins in Coconut Oil, May 5, 1999
SRM 1566 - Oyster Tissue, December 12, 1979
SRM 1566a - Oyster Tissue, October 2, 1989
SRM 1567 - Wheat Flour, January 3, 1978
SRM 1567a Wheat Flour, October 23, 1987
SRM 1568 - Rice Flour, January 3, 1978
SRM 1568a - Rice Flour, January 20, 1988
SRM 1569 - Brewers Yeast
SRM 1570 - Trace Elements in Spinach, September 1, 1976
SRM 1570a - Trace Elements in Spinach, July 15, 1996
SRM 1571 - Orchard Leaves, August 31, 1977
SRM 1572 - Citrus Leaves, February 22, 1982
SRM 1573 - Tomato Leaves
SRM 1575 - Pine Needles, October 18, 1976
SRM 1577 - Bovine Liver, June 14, 1977
SRM 1577a - Bovine Liver, March 5, 1982
SRM 1579 - Powdered Base Lead Paint
SRM 1579a - Powdered Base Lead Paint
SRM 1580 - Organics in Shale Oil, March 10, 1980
SRM 1581 - Polychlorinated Biphenyls in Oil, June 25, 1982
SRM 1583 - Chlorinated Pesticides in 2,2,4-Trimethylpentane
SRM 1584 - Priority Pollutant Phenols in Methanol, April 20 1984
SRM 1585 - Chlorinated Biphenyls 2,2,4-Trimethylpentane(Isooctane), January 30, 1986
SRM 1588 - Organics in Cod Liver Oil, January 27, 1989
SRM 1588a - Organices in Cod Liver Oil, May 29, 1998
SRM 1589 - PCBs in Human Serum, November 25, 1985
SRM 1589a - PCBs in Human Serum, August 9, 2000
SRM 1589a - PCBs in Human Serum, August 30, 2006
SRM 1590 - Stabilized Wine, November 9, 1981
SRM 1591 - 1,2-O-Isopropylidene-ß-L-idofuranose
SRM 1592 - 2-3-O-Isopropylidene-ß-D-threo-pentulose
SRM 1593 - levo-Inositol
SRM 1594 - Quebrachitol
SRM 1597 - Complete Mixture of Polycylclic Aromatic Hydrocarbons from Coal Tar, May 11, 1992
SRM 1598 - Inorganic Constituents in Bovine Serum, January 10, 1989
SRM 1600 - Secondary Standard Magnetic Tape Cassette
SRM 1601 - Carbon Dioxide in Nitrogen, January 15, 1973
SRM 1602 - Carbon Dioxide in Nitrogen, January 15, 1973
SRM 1603 - Carbon Dioxide in Nitrogen, January 15, 1973
SRM 1604 - Oxygen in Nitrogen
SRM 1604a - Oxygen in Nitrogen
SRM 1605 - Oxygen in Nitrogen
SRM 1606 - Oxygen in Nitrogen
SRM 1607 - Oxygen in Nitrogen
SRM 1608 - Oxygen in Nitrogen
SRM 1609 - Oxygen in Nitrogen
SRM 1610 - Hydrocarbon in Air
SRM 1611 - Hydrocarbon in Air
SRM 1612 - Hydrocarbon in Air
SRM 1613 - Hydrocarbon in Air
SRM 1616 - Sulfur in Kerosene, February 19, 1988
SRM 1616a - Sulfur in Kerosene, September 27, 1995
SRM 1616b - Sulfur in Kerosene, March 10, 2005
SRM 1617 - Sulfur in Kerosene
SRM 1617a - Sulfur in Kerosene, July 17,1995
SRM 1618 - Vanadium and Nickel in Residual Fuel Oil, November 1, 1984
SRM 1619 - Sulfur in Residual Fuel Oil 0.7 %
SRM 1619a - Sulfur in Residual Fuel Oil 0.7 %
SRM 1619b - Sulfur in Residual Fuel Oil 0.7 % March 1, 2006
SRM 1620 - Sulfur in Residual Fuel Oil 4 %
SRM 1620a - Sulfur in Residual Fuel Oil 4 %
SRM 1620b - Sulfur in Residual Fuel Oil 4 %
SRM 1620c - Sulfur in Residual Fuel Oil 4 %, March 22, 2000
SRM 1621 - Sulfur in Residual Fuel Oil 1 %
SRM 1621a - Sulfur in Residual Fuel Oil 1 %
SRM 1621b - Sulfur in Residual Fuel Oil 1 %
SRM 1621c - Sulfur in Residual Fuel Oil 1 %
SRM 1621d - Sulfur in Residual Fuel Oil 1 %
SRM 1621e - Sulfur in Residual Fuel Oil 1 %, September 9, 1999
SRM 1622 - Sulfur in Residual Fuel Oil 2 %
SRM 1622a - Sulfur in Residual Fuel Oil 2 %
SRM 1622b - Sulfur in Residual Fuel Oil 2 %
SRM 1622c - Sulfur in Residual Fuel Oil 2 %
SRM 1622d - Sulfur in Residual Fuel Oil 2 %, March 14, 1994
SRM 1622e - Sulfur in Residual Fuel Oil 2 %, April 2, 2003
SRM 1623 - Sulfur in Residual Fuel Oil 0.3 %
SRM 1623a - Sulfur in Residual Fuel Oil 0.3 %
SRM 1623b - Sulfur in Residual Fuel Oil 0.3 %
SRM 1623c - Sulfur in Residual Fuel Oil 0.3 %, June 13, 2000
SRM 1623c - Sulfur in Residual Fuel Oil 0.3 %, May 5, 2004
SRM 1624 - Sulfur in Distillate Fuel Oil 0.4 %, April 7, 1971
SRM 1624a - Sulfur in Distillate Fuel Oil 0.4 %
SRM 1624b - Sulfur in Distillate Fuel Oil 0.4 %
SRM 1624c - Sulfur in Distillate Fuel Oil 0.4 %, June 6, 1997
SRM 1624d - Sulfur in Distillate Fuel Oil 0.4 %, April 26, 2005
SRM 1625 SO2 Permeation Tube 10 cm, May 16, 1995
SRM 1626 - SO2 Permeation Tube 5 cm
SRM 1626 - SO2 Permeation Tube 5 cm, April 12, 1971
SRM 1626 - SO2 Permeation Tube 5 cm, May 16, 1995
SRM 1626a - SO2 Permeation Tube 5 cm, October 24, 2001
SRM 1627 - SO2 Permeation Tube 2 cm, December 5, 1991
SRM 1629 - Nitrogen Dioxide Permeation Device
SRM 1629a - Nitrogen Dioxide Permeation Device, June 6, 1996
SRM 1630 - Trace Mercury in Coal, Provisional, November 3, 1971
SRM 1630a - Trace Mercury in Coal, August 9, 2000
SRM 1631 - Sulfur in Coal, April 15, 1973
SRM 1632 - Trace Elements in Coal (Bituminous), March 7, 1975
SRM 1632a - Trace Elements in Coal (Bituminous), October 24, 1983
SRM 1632b - Trace Elements in Coal (Bituminous), June 11, 1997
SRM 1632c - Trace Elements in Coal (Bituminous), January 11, 2001
SRM 1633 - Trace Elements in Coal Fly Ash
SRM 1633a - Trace Elements in Coal Fly Ash, April 18, 1979
SRM 1633b - Trace Elements in Coal Fly Ash, June 22, 1993
SRM 1634 Trace Elements in Fuel Oil
SRM 1634a - Trace Elements in Fuel Oil
SRM 1634b - Trace Elements in Fuel Oil
SRM 1634c - Trace Elements in Fuel Oi, August 29, 1995
SRM 1635 - Trace Elements in Coal, May 9, 2000
SRM 1636, 1637, 1638 - Lead in Reference Fuel
SRM 1636a, 1637a, 1638a - Lead in Reference Fuel
SRM 1638b - Lead in Reference Fuel
SRM 1640 - Trace Elements in Natural Water, March 17, 2004
SRM 1641 - Mercury in Water
SRM 1641a - Mercury in Water
SRM 1641b - Mercury in Water
SRM 1641c - Mercury in Water, April 6, 1979
SRM 1642 - Mercury in Water Trace
SRM 1642a - Mercury in Water Trace
SRM 1642b - Mercury in Water Trace
SRM 1643 - Trace Elements in Water
SRM 1643a - Trace Elements in Water, July 10, 1995
SRM 1643b - Trace Elements in Water
SRM 1643c - Trace Elements in Water
SRM 1643d - Trace Elements in Water
SRM 1644 - General Columns for Polynuclear Aromatic Hydrocarbons
SRM 1645 - River Sediment, November 16, 1978
SRM 1646 - Estuarine Sediment, January 6, 1982
SRM 1646a - Estaurine Sediment, September 2, 1998
SRM 1647 - Priority Pollutant Polynuclear Aromatic Hydrocarbons (in Acetonitrile)
SRM 1647a - Priority Pollutant Polynuclear Aromatic Hydrocarbons (in Acetonitrile)
SRM 1647b - Priority Pollutant Polynuclear Aromatic Hydrocarbons (in Acetonitrile)
SRM 1647c - Priority Pollutant Polynuclear Aromatic Hydrocarbons (in Acetonitrile)
SRM 1647d - Priority Pollutant Polynuclear Aromatic Hydrocarbons (in Acetonitrile), December 3, 2003
SRM 1648 - Urban Particulate Matter, August 30, 1991
SRM 1648 - Urban Particulate Matter, April 28, 1998
SRM 1649 - Urban Dust/Organics, April 8, 1982
SRM 1649a - Urban Dust /Organics, November 19, 1998
SRM 1650 - Diesel Particulate Matter, February 11, 1985
SRM 1650a - Diesel Particulate Matter, November 7, 2000
SRM 1651 - Heat-Source Powder Calorimetry
SRM 1652 - Heat-Source Powder Calorimetry
SRM 1653 - Heat-Source Powder Calorimetry
SRM 1654 - Hydrofluoric Acid Solution Calorimetry, April 7, 1971
SRM 1657 - Synthetic Refuse-Derived Fuel Combustion Calorimetric Standard, March 4, 1985
SRM 1658 - Methane in Air, September 16, 1976
SRM 1658a - Methane in Air, November 1, 1999
SRM 1658a - Methane in Air, January 14, 2003
SRM 1659 - Methane in Air, September 16, 1976
SRM 1659a - Methane in Air, October 9, 2003
SRM 1660 - Methane-Propane in Air, September 16, 1976
SRM 1660a - Methane-Propane in Air, July 16, 2001
SRM 1661 - Sulfur Dioxide in Nitrogen, June 29, 1976
SRM 1661 a - Sulfur Dioxide in Nitrogen, August 11, 2000
SRM 1662 - Sulfur Dioxide in Nitrogen, June 29, 1976
SRM 1662a - Sulfur Dioxide in Nitrogen, August 10, 2000
SRM 1663 - Sulfur Dioxide in Nitrogen, June 29, 1976
SRM 1663a - Sulfur Dioxide in Nitrogen, August 11, 2000
SRM 1664 - Sulfur Dioxide in Nitrogen, June 29, 1976
SRM 1664a - Sulfur Dioxide in Nitrogen, December 3, 2003
SRM 1665 - Propane in Air, April 5, 1973
SRM 1665a - Propane in Air, November 1, 1975
SRM 1665b - Propane in Air, July 24, 2001
SRM 1666 - Propane in Air, April 5, 1973
SRM 1666a - Propane in Air, November 1, 1975
SRM 1666b - Propane in Air, December 26, 2000
SRM 1667 - Propane in Air
SRM 1667a - Propane in Air
SRM 1667b - Propane in Air, December 19, 2000
SRM 1668 - Propane in Air
SRM 1668b - Propane in Air, December 26, 2000
SRM 1669 - Propane in Air
SRM 1669a - Propane in Air
SRM 1669b - Propane in Air, February 9, 2001
SRM 1670 - Carbon Dioxide in Air, December 9, 1982
SRM 1671 - Carbon Dioxide in Air, December 31, 1998
SRM 1671a Carbon Dioxide in Air
SRM 1672a - Carbon Dioxide in Air, September 3, 2003
SRM 1673, 1674, 1675 - Carbon Dioxide in Nitrogen
SRM 1673a - Carbon Dioxide in Nitrogen
SRM 1674a - Carbon Dioxide in Nitrogen
SRM 1674b - Carbon Dioxide in Nitrogen, April 10 ,1998
SRM 1675a - Carbon Dioxide in Nitrogen
SRM 1675b - Carbon Dioxide in Nitrogen, February 5, 2004
SRM 1677 - Carbon Monoxide in Nitrogen
SRM 1677a - Carbon Monoxide in Nitrogen
SRM 1677b - Carbon Monoxide in Nitrogen
SRM 1677c - Carbon Monoxide in Nitrogen, March 22, 1994
SRM 1678 - Carbon Monoxide in Nitrogen
SRM 1678a - Carbon Monoxide in Nitrogen
SRM 1678b - Carbon Monoxide in Nitrogen
SRM 1678c - Carbon Monoxide in Nitrogen, December 4, 2002
SRM 1679 - Carbon Monoxide in Nitrogen
SRM 1679a - Carbon Monoxide in Nitrogen
SRM 1679b - Carbon Monoxide in Nitrogen
SRM 1679c - Carbon Monoxide in Nitrogen, September 6, 2001
SRM 1679c - Carbon Monoxide in Nitrogen, August 21, 2003
SRM 1680 - Carbon Monoxide in Nitrogen, April 12, 1974
SRM 1680a - Carbon Monoxide in Nitrogen, January 29, 1975
SRM 1680b - Carbon Monoxide in Nitrogen, July 24, 2001
SRM 1681 - Carbon Monoxide in Nitrogen
SRM 1681b - Carbon Monoxide in Nitrogen, November 24, 1999
SRM 1683 - Nitric Oxide in Nitrogen
SRM 1683a - Nitric Oxide in Nitrogen
SRM 1683b - Nitric Oxide in Nitrogen, August 16, 2001
SRM 1684 - Nitric Oxide in Nitrogen
SRM 1684a - Nitric Oxide in Nitrogen
SRM 1684b - Nitric Oxide in Nitrogen, March 21, 2001
SRM 1685 - Nitric Oxide in Nitrogen
SRM 1685b - Nitric Oxide in Nitrogen, October 20, 2003
SRM 1686 - Nitric Oxide in Nitrogen
SRM 1686a - Nitric Oxide in Nitrogen
SRM 1686b - Nitric Oxide in Nitrogen, December 30, 1999
SRM 1687 - Nitric Oxide in Nitrogen, November 27, 1974
SRM 1687 - Nitric Oxide in Nitrogen, April 10, 1992
SRM 1687a - Nitric Oxide in Nitrogen
SRM 1687b - Nitric Oxide in Nitrogen, December 9, 2003
SRM 1690 - Polystyrene Spheres, December 22, 1982
SRM 1693 - Sulfur Dioxide in Nitrogen
SRM 1693a - Sulfur Dioxide in Nitrogen, February 19, 2002
SRM 1694 - Sulfur Dioxide in Nitrogen
SRM 1694a - Sulfur Dioxide in Nitrogen, November 7, 2001
SRM 1696 - Sulfur Dioxide in Nitrogen, March 20, 1981
SRM 1696a - Sulfur Dioxide in Nitrogen, March 18, 2004
SRM 1700 - Carbon Dioxide in Nitrogen, June 11, 1985
SRM 1700a - Carbon Dioxide in Nitrogen, August 29, 1988
SRM 1701 - Carbon Dioxide and Oxygen in Nitrogen
SRM 1701a - Carbon Dioxide and Oxygen in Nitrogen
SRM 1702 - Carbon Dioxide and Oxygen in Nitrogen
SRM 1702a - Carbon Dioxide and Oxygen in Nitrogen
SRM 1703 - Carbon Dioxide and Oxygen in Nitrogen
SRM 1703a - Carbon Dioxide and Oxygen in Nitrogen
SRM 1742 - Zinc-Aluminum Alloy, September 1, 1999
SRM 1763 - Low Alloy Steel, April 23, 1992
SRM 1779 - Naval Brass WK4
SRM 1800 - Non-Methane Hydrocarbon Compounds in Nitrogen 5.0 nmol/mol
SRM 1804 - Eighteen Toxic Volatile Organic Compounds in Nitrogen
SRM 1805 - Benzene in Nitrogen
SRM 1806 - Benzene in Nitrogen
SRM 1808 - Tetrachloroethylene in Nitrogen
SRM 1810 - Linerboard Standard for Tape Adhesion Testing
SRM 1811 - Benzene, Toluene, Chlorobenzene, and Bromobenzene in Nitrogen
SRM 1812 - Benzene, Toluene, Chlorobenzene, and Bromobenzene in Nitrogen
SRM 1813 - Carbon Tetrachloride, Chloroform, Tetrachloroethylene, and Vinyl Chloride in Nitrogen
SRM 1814 - Carbon Tetrachloride, Chloroform, Tetrachloroethylene, and Vinyl Chloride in NItrogen
SRM 1815 - Reference Fuel n-Heptane
SRM 1816 - Reference Fuel Isooctane
SRM 1817 - A Catalyst Package for Lubricant Oxidation
SRM 1817a - A Catalyst Package for Lubricant Oxidation
SRM 1817b - A Catalyst Package for Lubricant Oxidation
SRM 1817c - A Catalyst Package for Lubricant Oxidation
SRM 1818 - Total Chlorine in Lubricating Base Oil
SRM 1819 - Sulfur in Lubricating Base Oil
SRM 1821 - Ethanol (Forensic Standard)
SRM 1822 - Refractive Index Glass
SRM 1823 - Refractive Index Silicone Liquids
SRM 1825 - Fused Silica Density Standard
SRM 1826 - Soda-Lime Glass (Density)
SRM 1826a - Soda-Lime Glass (Density)
SRM 1826b - Soda-Lime Glass (Density)
SRM 1827 - Lead Silica Glass Density Standard
SRM 1827a - Lead Silica Glass Density Standard
SRM 1827b - Lead Silica Glass Density Standard
SRM 1828 - Ethanol-Water Solutions
SRM 1828a - Ethanol-Water Solutions
SRM 1832 - Thin Glass Film
SRM 1833 -Thin Glass Film
SRM 1840 - 100-g Silicon Density Standard
SRM 1841a - 200-g Silicon Density Standard
SRM 1842 - X-Ray Stage Calibration Board
SRM 1843 - X-Ray Stage Calibration Board
SRM 1844 - Radiographic Image Quality Indicator System Performance Standard
SRM 1850 - NDE Test Blocks
SRM 1851 - NDE Test Blocks
SRM 1853 - Magnetic Particle Test Ring (Individually Calibrated)
SRM 1855 - Ultrasonic Power Transducer Standard
SRM 1856 - Acoustic Emission Transducer
SRM 1860 - Aluminum Block
SRM 1861 - Aluminum Block
SRM 1862 - Aluminum Block
SRM 1863 - Aluminum Block
SRM 1866 - Bulk Asbestos Common
SRM 1867 - Uncommon Commercial Asbestos
SRM 1871 - Lead-Silicate Glasses for Microanalysis
SRM 1874 - Lithium-Aluminum-Borate Glasses for Microanalysis
SRM 1875 - Aluminum-Magnesium-Phosphate Glasses for Microanalysis
SRM 1876a - Chrysotile Asbestos Fibers
SRM 1878 - Respirable Alpha Quartz
SRM 1878a - Respirable Alpha Quartz, August 31, 1999
SRM 1879 - Respirable Cristobalite
SRM 1880 - Portland Cement, Black, February 10,1984
SRM 1880a - Portland Cement, Black, July 29, 1999
SRM 1881 - Portland Cement, White, January 9, 1989
SRM 1882 - Calcium Aluminate Cement, Orange, July 1, 1986
SRM 1882 - Calcium Aluminate Cement, Orange July 26, 1990
SRM 1883 - Calcium Aluminate Cement, Silver, July 27, 1990
SRM 1884 - Portland Cement, Ivory
SRM 1885 - Portland Cement, Turquoise
SRM 1886 - Portland Cement, Cranberry
SRM 1887 - Portland Cement, Brown
SRM 1888 - Portland Cement, Purple
SRM 1889 - Portland Cement, Gray
SRM 1890 - Stainless Steel for Pitting or Crevice Corrosion
SRM 1891 - Cobalt-Chromium-Molybdenum Alloy
SRM 1893 - Microhardness, Cu-Knoop, March 20, 1992
SRM 1894 - Microhardness, Cu-Vickers, March 20, 1992
SRM 1895 - Microhardness, Ni-Knoop, March 20, 1992
SRM 1896 - Microhardness, Ni-Vickers, March 20, 1992
SRM 1896a - Microhardness, Ni-Vickers
SRM 1901 - Centerline Drawings for Optical Character Recognition-B Characters, August 28, 1996
SRM 1901,1902,1903, 1904 - Centerline Drawings for Optical Character Recognition-B Characters
SRM 1905 - Microhardness, Ni-Knoop, March 20, 1992
SRM 1906 - Microhardness, Ni-Knoop, November 2, 1994
SRM 1907 - Microhardness, Ni-Knoop, March 14, 1995
SRM 1908 - Vickers Microhardness of Nickel, October 10, 2003
SRM 1909 - Vickers Microhardness of Nickel, October 10, 2003
SRM 1911 - Benzene Permeation Device, August 4, 1982
SRM 1912 - Tetrachloroethylene Permeation Device
SRM 1919 - Lead Silica Glass Density Standard
SRM 1920 - Near IR Reflectance, July 1, 1986
SRM 1920a - Near IR Reflectance, February 20, 2004
SRM 1921 - IR Transmission Wavelength (Polystyrene Film), June 4, 1997
SRM 1921a - IR Transmission Wavelength (Polystyrene Film), November 9, 2006
SRM 1930 - Glass Filters, Transmittance, May 26, 2000
SRM 1931 - Fluorescence Emission Standards for the Visible Region
SRM 1932 - Fluorescein Solution, March 4, 2003
SRM 1935 - Potassium Dichromate Solution for Use as an Ultraviolet Absorbance Solution, March 2, 2001
SRM 1939 - Polychlorinated Biphenyls (Congeners) in River Sediment A
SRM 1941 - Organics in Marine Sediment, October 29, 1989
SRM 1941a - Organics in Marine Sediment
SRM 1941b - Organics in Marine Sediment, July 15, 2002
SRM 1946 - Lake Superior Fish Tissued, February 20, 2003
SRM 1951 - Lipids in Frozen Human Serum
SRM 1951a - Lipids in Frozen Human Serum, July 10, 2003
SRM 1951b - Lipids in Frozen Human Serum, February 3, 2004
SRM 1952 - Cholesterol in Human Serum (Freeze-Dried), February 29, 1988
SRM 1960 - Polystyrene (Nominal 10 µm Diameter Polystyrene Spheres), April 4, 1985
SRM 1963 - Polystyrene (Nominal 0.1 µm Diameter Polystyrene Spheres), August 25, 2003
SRM 1967 - High Purity Platimum Thermoelement, February 23, 1977
SRM 1968 - Gallium Melting-Point Standard, June 1, 1977
SRM 1969 - Rubidium Triple-Point Standard, January 16, 1984
SRM 1970 - Succinonitrile Triple-Point Standard, March 1, 1985
SRM 1971 - Indium Freezing-Point Standard, February 26, 1987
SRM 1972 - 1,3-Dioxolan-2-one (Ethylene Carbonate Triple Point Standard (Internal Temperature Scale of 1990 [ITS-90], July 19, 1993
SRM 1973 - n-Docosane Triple Point Standard (Internal Temperature Scale of 1990 [ITS-90], May 26, 1994
SRM 1974 - Organics in Mussel Tissue (Mytilus edulis), May 15, 1991
SRM 1974a - Organics in Mussel Tissue (Mytilus edulis), July 18, 1997
SRM 1975 - Diesel Particulate Extract, November 7, 2000
SRM 1976 - Instrument Sensitivity Standard for X-ray Powder Diffraction, November 8, 1991
SRM 1976 - Instrument Sensitivity Standard for X-ray Powder Diffraction, March 14, 2007
SRM 1980 - Positive Electrophoretic Mobility for March 7, 1994
SRM 2001 - Aluminum on Glass (Standard for Specular Spectral Reflectance), April 16, 1971
SRM 2002 - Aluminum on Glass (Standard for Specular Spectral Reflectance), April 16, 1971
SRM 2003 - First Surface Aluminum Mirror for Specular Reflectance (from 250 to 2500 nm), April 10, 1998
SRM 2003a - First Surface Aluminum Mirror for Specular Reflectance (from 250 to 2500 nm)
SRM 2003b - First Surface Aluminum Mirror for Sjpecular Reflectance (from 250 to 2500 nm)
SRM 2003c - First Surface Aluminum Mirror for Specular Reflectance (from 250 to 2500 nm)
SRM 2004 - Aluminum on Glass (Standard for Specular Spectral Reflectance), April 16, 1971
SRM 2005 - Gold on Glass (Standard for Specular Spectral Reflectance), April 16, 1971
SRM 2006 - Gold on Glass (Standard for Specular Spectral Reflectance), April 16, 1971
SRM 2007 - Gold on Glass (Standard for Specular Spectral Reflectance), April 16, 1971
SRM 2008 - Gold on Glass (Standard for Specular Spectral Reflectance), April 16, 1971
SRM 2009 - Didymium Glass Filters for Checking the Wavelength Scale of Spectrophotometers
SRM 2010 - Didymium Glass Filters for Checking the Wavelength Scale of Spectrophotometers
SRM 2010a - Didymium Glass Filters for Checking the Wavelength Scale of Spectrophotometers
SRM 2011 - First Surface Gold Mirror, June 30, 1999
SRM 2013 - Didymium Glass Filters for Checking the Wavelength Scale of Spectrophotometers, January 8, 1980
SRM 2014 - Didymium Glass Filters for Checking the Wavelength Scale of Spectrophotometers
SRM 2015 Opal Glass (Reflectance) Standard, May 5, 1982
SRM 2016 - White Opal Glass Diffuse Spectral Reflectance
SRM 2019a - White Ceramic Tile for Directional Hemispherical
SRM 2019b - White Ceramic Tile for Directional Hemispherical
SRM 2019d - White Ceramic Tile for Directional Hemispherical
SRM 2019 and 2020 - White Ceramic Tile for Directional Hemispherical
SRM 2020 - White Ceramic Tile for Directional Hemispherical
SRM 2020c - White Ceramic Tile for Directional Hemispherical
SRM 2021 and 2022 - Black Porcelain Enamel for Directional Hemispherical
SRM 2023 Second Surface Aluminum on Quartz
SRM 2025 - Second Surface Aluminum Mirror with Wedge
SRM 2030 - Glass Filter for Transmittance Measurement, September 23, 1976
SRM 2030a - Glass Filter for Transmittance Measurement, October 18, 1993
SRM 2031 - Metals-on-Quartz Filters for Spectrophotometry, October 22, 1984
SRM 2031a - Metals-on-Fused Filters for Spectrophotometry, April 3, 2002
SRM 2033 - Crystalline Potassium Iodide with Attenuator Heterochromatic and Isochromatic Stray Radiant Energy Standard for Ultraviolet Absorption Spectrophotometry
SRM 2034 - Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2034 - Series 01 Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2034 - Series 02 Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2034 - Series 04-A Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2034 - Series 91 Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2034 - Series 94 Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2034 - Series 95 Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2034 - Series 96 Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2034 - Series 97 Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2034 - Series 98 Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2034 - Series 99 Holmium Oxide Solution Wavelength Standard from 240 nm to 650 nm
SRM 2035 - Near Infrared Transmission Wavelength Standard from 10 300 cm-1 to 5130 cm-1, February 22, 1999
SRM 2040 - PTFE Diffuser for Spectral Reflectance Factor, October 4, 2001
SRM 2044 - White Diffuser
SRM 2044a - White Diffuser for 6:di Spectral Reflectance Factor, April 2, 2003
SRMs 2046, 2047, 2048, 2049, 2050, 2051 - Transmission Filters with Measured Optical Density at 1064 nm Wavelength, July 9, 1998
SRM 2052 - Black Diffuser for 6:di Spectural Reflectance Factor
SRM 2053 - Infrared Transmittance Standard, August 25, 2002
SRM 2054 - Infrared Transmittance Standard, August 25, 2002
SRM 2055 - Infrared Transmittance Standard, August 25, 2002
SRM 2061 - Reflection Step Tablet
SRM 2069 - SEM Performance Standard
SRM 2069a - SEM Performance Standard
SRM 2071 - Sinusoidal Roughness Specimen
SRM 2071a - Sinusoidal Roughness Specimen
SRM 2073 - Sinusoidal Roughness Specimen
SRM 2084 - CMM Probe Performance Standard, October 8, 1996
SRM 2084r - CMM Probe (10-mm Sphere)
SRM 2085 - CMM Probe Performance Standard
SRM 2092 - Certified Low-Energy Samples for Charpy V-Notch Testing Machines, December 20, 1989
SRM 2096 - Certified High-Energy Samples for Charpy V-Notch Testing Machines, December 20, 1989
SRM 2098 - Super High-Energy Specimens for Charpy V-Notch Testing Machines, January 25, 1991
SRMs 2092 & 2096 - Low and High-Energy Test Specimens for Charpy V-Notch Impact Testing Machines, February 19, 1993
SRMs 2092, 2096, 2098 - Low, High and Super High-Energy Test Specimens for Charpy V-Notch Impact Testing Machines, May 14, 2001
SRM 2101 - Glass Filters for Checking Performance of Spectrophotometer-Intergrator Systems of Color Measurement
SRM 2106 - A Universal Color Language
SRM 2108 - Chromium (III) Speciation
SRM 2121 - Spectrometric Standard Solution Cadmium, Lead, Silver, and Zinc
SRM 2122 - Spectrometric Standard Solution Barium, Calcium, Magnesium, and Strontium
SRM 2123 - Spectrometric Standard Solution Lithium, Potassium, Sodium, and Rubidium
SRM 2124 - Spectrometric Standard Solution Cobalt, Copper, Iron, and Nickel
SRM 2125 - Spectrometric Standard Solution Boron, Chromium, Manganese, and Molybdenum
SRM 2126 - Spectrometric Standard Solution Antimony, Arsenic, Selenium, and Tin
SRM 2127 - Spectrometric Standard Solution Aluminum, Beryllium, Phosphorus, and Silicon
SRM 2128 - Spectrometric Standard Solution Gold, Mercury, Palladium, and Platinum
SRM 2129 - Spectrometric Standard solution Titanium, Tungsten, Vanadium, and Zirconium
SRM 2133 - Phosphorus Implant in Si Depth Profile, April 2, 2003
SRM 2135 - Ni/Cr Thin-Film Depth Profile Standard
SRM 2135a - Ni/Cr Thin-Film Depth Profile Standard
SRM 2135b - Ni/Cr Thin-Film Depth Profile Standard
SRM 2135c - Ni/Cr Thin-Film Depth Profile Standard, February 1, 1999
SRM 2135d - Ni/Cr Thin-Film Depth Profile Standard, February 1, 1999
SRM 2142 - o-Bromobenzoic Acid
SRM 2143 - p-Fluorobenzoic Acid, Provisional, January 23, 1973
SRM 2144 - m-Chlorobenzoic Acid, Provisional, December 5, 1972
SRM 2175 - MP 35N Refractory Alloy, July 25, 1968
SRM 2176 - Propane-1,1,1-d3 CH3CH2CD
SRM 2181 - HEPES Free Acid, March 17, 1989
SRM 2191 - Sodium Bicarbonate
SRM 2191a, 2192a- Sodium Bicarbonate, November 15, 1984
SRM 2192 - Sodium Carbonate
SRM 2201 - Sodium Chloride, March 30, 1984
SRM 2202 - Potassium Chloride, February 22, 1971
SRM 2211 - Toluene
SRM 2212 - Toluene
SRM 2213 - 2,2,4-Trimethylpentane
SRM 2220 - DSC Enthalpy Tin, November 15, 1985
SRM 2221 - Temperature of Enthalpy of Fusion - Zinc
SRM 2221a - Temperature of Enthalpy of Fusion - Zinc, September 15, 1989
SRM 2222 - Temperature and Enthalpy of Fusion - Biphenyl, June 1, 1989
SRM 2232 - Indium DSC Calibration Standard - Temperature and Enthalpy of Fusion, March 1, 1999
SRM 2241 - Relative Intensity Correction Standard for Raman Spectroscopy: 785 nm Excitation, June 27, 2002
SRM 2260 - Aromatic Hydrocarbons in Toulene
SRM 2261 - Chlorinated Pesticides in Hexane, December 10, 1998
SRM 2292 - Methyl t-Butyl Ether in Reference Gasoline
SRM 2297 - Reformulated Gasoline, January 24, 2006
SRM 2350 - Nickel Step Test
SRM 2381 - Morphine and Codeine in Urine, February 28, 1992
SRM 2382 - Morphine Glucuronide in Urine, February 28, 1992
SRM 2383 - Baby Food Composite, December 23, 1997
SRM 2384 - Baking Chocolate, September 28, 2004
SRM 2387 - Peanut Butter, September 29, 2004
SRM 2389 - Amino Acids in 0.1 mol/L Hydrochloric Acid, December 6, 1993
SRM 2390 - DNA Profiling Standard, August 10, 1992
SRM 2391 - PCR-Based DNA Profiling Standard
SRM 2391a - PCR-Based DNA Profiling Standard
SRM 2392 - Mitochondrial DNA Sequencing, December 29, 1999
SRM 2392-I - Mitochondrial DNA Sequencing, June 13, 2003
SRM 2394 - Heteroplasmic Mitochondrial DNA Mutation Detection Std, December 22, 2004
SRM 2399 - Fragile X Human DNA Triplet Repeat Standard, December 22, 2004
SRM C2425 - Ductile Iron
SRM C2425a - Ductile Iron
SRM 2453 - Hydrogen In Titanium Alloy, January 6, 2004
SRM 2454 - Hydrogen In Titanium Alloy, April 25, 2005
SRM 2490 - Non-Newtonian Polymer Solution for Rheology-Polyisobutylene in 2,6,10,14,Tetramethylpentadecane, September 18, 2001
SRM 2515 - Wavelength Calibration Reference for 1595 nm to 1630 nm (Carbon Monoxide C-13/O-16), May 17, 2002
SRM 2517 - Wavelength Reference Absorption
SRM 2517a - Wavelength Reference Absorption, November 5, 2003
SRM 2518 - Polarization Mode Dispersion, March 1, 2000
SRM 2519 - Wavelength Reference Absorption, July 23, 1998
SRM 2519a - Wavelength Reference Absorption, April 11, 2005
SRM 2520 - Optical Fiber Diameter, January 25, 1993
SRM 2522 - Pin Gage for Optical Fiber Ferrules, March 7, 1996
SRM 2524 - Optical Fiber Chromatic Dispersion, February 3, 1997
SRM 2530-1 - Ellipsometric Parameters and Derived Thickness
SRM 2530-2 - Ellipsometric Parameters and Derived Thickness
SRM 2530-3 - Ellipsometric Parameters and Derived Thickness
SRM 2531 Si/SiO2 Thickness 50 nm
SRM 2532 Si/SiO2 Thickness 100 nm
SRM 2533 - Si/SiO2 Thickness 200 nm, July 15, 1992
SRM 2534 - Si/SiO2 Thickness 25 nm
SRM 2535 - Si/SiO2 Thickness 14 nm
SRM 2536 - Si/SiO2 Thickness 10 nm
SRM 2538 - Polarization-Mode Dispersion (Non-Mode-Coupled), September 23, 2002
SRM 2542 - Silicon Resistivity
SRM 2544 - Silicon Resistivity, September 6, 2002
SRM 2545 - Silicon Resistivity, November 3, 1997
SRM 2547 - Silicon Resistivity, December 15, 1997
SRM 2551 - Oxygen in Silicon
SRM 2555 - Optical Fiber Coating Standard
SRM 2556 - Recycled Pellet (Autocatalyst), July 9, 1993
SRM 2557 - Recycled Monolith (Autocatalyst), July 9, 1993
SRM 2579 - Lead Paint for XRF, March 1, 1993
SRM 2582 - Powdered Paint Nominal 200mg/kg Lead, May 2, 1996
SRM 2583 - Trace Elements in Indoor Dust, December 30, 1996
SRM 2589 - Powdered Paint Nominal 10% Lead, May 2, 1996
SRM 2590 - 10-V Josephson Array Voltage Standard
SRM 2591 - 10-V Josephson Array Voltage Standard
SRM 2601 - Crystalline Al2O3:Cr3+ (Ruby) Electron Paramagnetic Resonance Absorption Intensity Standard
SRM 2607 - Carbon Dioxide and Nitrous Oxide in Air (Atmospheric Standard), November 7, 1988
SRM 2608 - Carbon Dioxide and Nitrous Oxide in Air (Atmospheric Standard), November 7, 1988
SRM 2609 - Carbon Dioxide and Nitrous Oxide in Air (Atmospheric Standard), November 7, 1988
SRM 2610 - Carbon Dioxide and Nitrous Oxide in Air (Atmospheric Standard), November 7, 1988
SRM 2612 - Carbon Monoxide in Air, January 26, 1979
SRM 2612a - Carbon Monoxide in Air, July 25, 2001
SRM 2613 - Carbon Monoxide in Air, January 26, 1979
SRM 2613a - Carbon Monoxide in Air, March 27, 1990
SRM 2614 - Carbon Monoxide in Air, January 26, 1979
SRM 2614a - Carbon Monoxide in Air, July 24, 2001
SRM 2619a - CO2/N2, 0.5 % mol/mol, August 31, 2000
SRM 2620a - Carbon Dioxide in Nitrogen, October 13, 2000
SRM 2620a - Carbon Dioxide in Nitrogen, October 28, 2003
SRM 2626a Carbon Dioxide in Nitrogen
SRM 2627 - Nitric Oxide in Nitrogen
SRM 2628 - Nitric Oxide in Nitrogen
SRM 2629 - Nitric Oxide in Nitrogen
SRM 2631 - Nitric Oxide in Nitrogen
SRM 2631a - Nitric Oxide in Nitrogen, November 14, 1995
SRM 2632 - Carbon Dioxide in Nitrogen
SRM 2632a - Carbon Dioxide in Nitrogen (Nominal Concentration: 300 µmol/mol (ppm)
SRM 2633 - Carbon Dioxide in Nitrogen
SRM 2634 - Carbon Dioxide in Nitrogen
SRM 2635 - Carbon Monoxide in Nitrogen
SRM 2636 - Carbon Monoxide in Nitrogen
SRM 2637 - Carbon Monoxide in Nitrogen
SRM 2638 - Carbon Monoxide in Nitrogen
SRM 2639 - Carbon Monoxide in Nitrogen
SRM 2640 - Carbon Monoxide in Nitrogen
SRM 2641 - Carbon Monoxide in Nitrogen
SRM 2642 - Carbon Monoxide in Nitrogen
SRM 2645 - Propane in Nitrogen (Nominal Concentration 500 ppm)
SRM 2646 - Propane in Nitrogen (Nominal Concentration 1000 ppm)
SRM 2647 - Propane in Nitrogen (Nominal Concentration 2500 ppm)
SRM 2648a - Propane in Nitrogen (Nominal Concentration 5000 ppm), March 3, 2003
SRM 2649a - Propane in Nitrogen, 1 mole percent, September 1, 1990
SRM 2650 - Propane in Nitrogen, 2 mole percent, May 30, 1980
SRM 2651 - Propane in Nitrogen and Oxygen (Nominal 100 µmol/mol Propane and 5 mole percent Oxygen)
SRM 2652 - Propane in Nitrogen and Oxygen (Nominal 100 µmol/mol Propane and 10 mole percent Oxygen), June 7, 1982
SRM 2653 - Nitrogen Dioxide in Air (Nominal Concentration 250 ppm)
SRM 2654 - Oxides of Nitrogen (NOx) in Air
SRM 2655 - Oxides of Nitrogen (NOx) in Air, June 7, 1982
SRM 2656 - NOx/Air, 2500 µmol/mol June 7, 1982
SRM 2657 - Oxygen in Nitrogen (Gas Standard)
SRM 2657a - Oxygen in Nitrogen (Gas Standard), September 19, 2005
SRM 2658 - Oxygen in Nitrogen (Gas Standard)
SRM 2658a - Oxygen in Nitrogen (Gas Standard), September 19, 2005
SRM 2659 - Oxygen in Nitrogen 21 Mole Percent (Nominal)
SRM 2659a - Oxygen in Nitrogen 21 Mole Percent (Nominal), March 3, 2003
SRM 2660 - Oxides of Nitrogen (NOx) in Air (Nominal Concentration 100 µmol/mol)
SRM 2660a - Oxides of NItrogen (NOx) in Air (Nominal Concentration 100 µmol/mol, November 24, 1999
SRM 2661 - Benzene on Charcoal
SRM 2661b - Benzene on Charcoal
SRM 2661c - Benzene on Charcoal
SRM 2662 - m-Xylene on Charcoal
SRM 2663 - p-Dioxane on Charcoal
SRM 2664 - 1,2-Dichloroethane on Charcoal
SRM 2665 - Chloroform on Charcoal
SRM 2666 - Trichloroethylene on Charcoal
SRM 2667 - Carbon Tetrachloride on Charcoal
SRM 2670 - Toxic Metal in Freeze-Dried Urine, April 23, 1993
SRM 2671 - Freeze Dried Urine Certified for Urine
SRM 2671a - Fluorine in Freeze-Dried Urine, December 29, 1982
SRM 2672 - Freeze Dried Urine Certified for Mercury
SRM 2672a - Freeze Dried Urine Certified for Mercury, May 16, 1983
SRM 2673 - Sulfate and Nitrate on Filter Media
SRM 2674 - Lead on Filter Media
SRM 2675 - Beryllium on Filter Media
SRM 2676 - Metals on Filter Media (Pb, Zn, Cd, Mn)
SRM 2676a - Metals on Filter Media (Cd, Mn, Pb, Zn)
SRM 2676b - Metals on Filter Media (Cd, Mn, Pb, Zn)
SRM 2676c - Metals on Filter Media
SRM 2676d - Metals on Filter Media, August 17, 1992
SRM 2677 - Beryllium and Arsenic onf Filter Media, October 1, 1985
SRM 2677a - Beryllium and Arsenic onf Filter Media, May 1, 1990
SRM 2677a - Beryllium and Arsenic onf Filter Media, February 8, 1994
SRM 2679 - Quartz on Filter Media
SRM 2679a - Quartz on Filter Media
SRM 2682, 2683, 2684 and 2685 - Sulfur in Coal, October 30, 1987
SRM 2683a - Sulfur in Coal, October 27, 1997
SRM 2684a - Sulfur in Coal, June 30, 1992
SRM 2684b - Sulfur in Coal, February 6, 2001
SRM 2685a - Sulfur in Coal, May 3, 1994
SRM 2685b - Sulfur and Mercury in Coal, May 21, 2007
SRM 2689, 2690 and 2691 - Coal Fly Ashes, October 1, 1986
SRM 2692 - Sulfur in Coal, November 15, 1988
SRM 2692a - Sulfur in Coal, January 26, 1994
SRM 2692b - Sulfur in Coal, February 6, 2001
SRM 2694 - Simulated Rainwater
SRM 2694a - Simulated Rainwater, February 15, 1995
SRM 2702 - Inorganics in Marine Sediment, December 03, 2002
SRM 2704 - Buffalo River Sediment, June 1, 1988
SRM 2708 - Zinc Sulfide Thin Film on Polycarbonate for X-ray Fluorescence Spectrometry
SRM 2709 - San Joaquin Soil Baseline Trace Element Concentrations, January 18, 2002
SRM 2710 - Montana Soil, January 18, 2002
SRM 2711 - Montana II Soil, January 18, 2002
SRM 2709, 2710 and 2711 Addendum, August 23, 1993
SRM 2712 - Lead in Reference Fuel, October 28, 1988
SRM 2717 - Sulfur in Residual Fuel Oil
SRM 2717a - Sulfur in Residual Fuel Oil, March 1, 2006
SRM 2719 - Calcined Petroleum Coke, May 20, 2002
SRM 2721 - Crude Oil (Light-Sour), July 1, 2003
SRM 2722 - Crude Oil (Heavy-Sweet), July 1, 2002
SRM 2723a - Sulfur in Diesel Fuel Oil, February 12, 2004
SRM 2724 - Sulfur in Diesel Fuel Oil, August 17, 1992
SRM 2724a - Sulfur in Diesel Fuel Oil, August 24,1995
SRM 2724b - Sulfur in Diesel Fuel Oil, November 29, 2004
SRM 2725 - Carbon Monoxide and Propane in Nitrogen (Auto Emission Inspection/Maintenance Gas)
SRM 2726 - Carbon Monoxide and Propane in Nitrogen (Auto Emission Inspection/Maintenance Gas)
SRM 2727 - Carbon Dioxide, Carbon Monoxide, and Propane in Nitrogen, April 10, 1992
SRM 2728 - Carbon Dioxide, Carbon Monoxide, and Propane in Nitrogen (Auto Emission Inspection/ Maintenance Gas)
SRM 2730 - Hydrogen Sulfide in Nitrogen, April 10, 1998
SRM 2731 - Hydrogen Sulfide in Nitrogen, April 10, 1998
SRM 2731 - Hydrogen Sulfide in Nitrogen, July 19, 2001
SRM 2735 - Nitric Oxide in Nitrogen, March 10, 1998
SRM 2736 - Nitric Oxide in Nitrogen, September 1, 1990
SRM 2736a - Nitric Oxide in Nitrogen, May 1, 2006
SRM 2740 - Carbon Monoxide in Nitrogen, Nominal Concentration: 10 mole percent, September 1, 1990
SRM 2740a - Carbon Monoxide in Nitrogen, Nominal Concentration: 10 mole percent, July 1, 2003
SRM 2741 - Carbon Monoxide in Nitrogen, Nominal Concentration: 13 mole percent
SRM 2745 - Carbon Dioxide in Nitrogen, July 25, 1996
SRM 2750 Methane in Air, Fraction 50, January 16, 2003
SRM 2751 - Methane in Air, Fraction 100, January 27, 2003
SRM 2764 - Propane in Air, December 26, 2000
SRM 2770 - Sulfur in Diesel Fuel Oil, March 10, 2005
SRM 2775 - Sulfur in Foundry Coke, May 1, 1997
SRM 2776 - Sulfur in Furnace Coke, March 19, 1998
SRM 2798 - Vickers Microhardness of Nickel
SRM 2806 - Medium Test Dust (MTD) in Hydraulic Fluid
SRM 2810 - Rockwell C Scale Hardness - Low Range, October 16, 2001
SRM 2811 - Rockwell C Scale Hardness - Mid Range, May 26, 2005
SRM 2812 - Rockwell C Scale Hardness - High Range, May 26, 2005
SRM 2910 - Calcium Hydroxyapatite, November 3, 1997
SRM 2921 - Human Cardiac Troponin Complex, April 30, 2004
SRM 2930 - Glass Filters for Spectrophotometry, August 17, 2004
SRM 3001 - Toulene in Methanol, June 15, 2001
SRM 3002 - Ethylbenzene in Methanol, June 15, 2001
SRM 3003 - o-Xylene in Methanol, June 15, 2001
SRM 3004 - o-Xylene in Methanol, June 15, 2001
SRM 3005 - p-Xylene in Methanol, June 18, 2001
SRM 3006 - Carbon Tetrachloride in Methanol, June 18, 2001
SRM 3008 - Methylene Chloride in Methanol, January 10, 2002
SRM 3009 - 1,2-Dichloropropane in Methanol, October 3, 2001
SRM 3010 - Tetrachloroethene (Tetrachloroethylene) in Methanol, August 31, 2001
SRM 3011 - 1,1,1-Trichloroethane in Methanol, October 3, 2001
SRM 3012 - 1,2-Dichloroethane in Methanol, January 7, 2002
SRM 3014 - 1,2,3-Trichloropropane in Methanol, October 10, 2001
SRM 3015 - Isopropylbenzene in Methanol, January 18, 2002
SRM 3016 - sec-Butylbenzene in Methanol, October 24, 2001
SRM 3061 - Chloral Hydrate in Methanol
SRM 3065 - Chlorinated Herbicides 1 in Methanol
SRM 3066 - Chlorinated Herbicides 2 in Methanol
SRM 3069 - Organochlorine Pesticides I in Acetone
SRM 3070 - Organochlorine Pesticides II in Acetone
SRM 3074 - Phthalates in Methanol, April 19, 2006
SRM 3075 - Aroclor 1016 in Transformer Oil, May 23, 2003
SRM 3076 - Aroclor 1232 in Transformer Oil, May 23, 2003
SRM 3077 - Aroclor 1242 in Transformer Oil, May 23, 2003
SRM 3078 - Aroclor 1248 in Transformer Oil, July 15, 2005
SRM 3079 - Aroclor 1252 in Transformer Oil, May 23, 2003
SRM 3080 - Aroclor 1260 in Transformer Oil, July 15, 2005
SRM 3081 - Aroclor 1016 in Transformer Oil, May 14, 2003
SRM 3082 - Aroclor 1232 in Transformer Oil, May 14, 2003
SRM 3083 - Aroclor 1242 in Methanol, May 14, 2003
SRM 3084 - Aroclor 1248 in Methanol, May 14, 2003
SRM 3085 - Aroclor 1254 in Methanol, May 14, 2003
SRM 3086 - Aroclor 1260 in Methanol, May 14, 2003
SRM 3087 - Metals on Filter Media
SRM 3090 - Aroclors in Transformer Oil (SRMs 3075 to 3080), May 23, 2003
SRM 3091 - Aroclors in Methanol Oil (SRMs 3081 to 3086), May 23, 2003
SRM 3101 - Spectrometric Standard Solution Aluminum, January 7, 1990
SRM 3101a - Spectrometric Standard Solution Aluminum, September 25, 2003
SRM 3102 - Spectrometric Standard Solution Antimony, April 14, 1989
SRM 3102a - Spectrometric Standard Solution Antimony, August 2, 1999
SRM 3103 - Spectrometric Standard Solution Arsenic, March 1, 1989
SRM 3103a - Spectrometric Standard Solution Arsenic, January 15, 20
SRM 3104 - Spectrometric Standard Solution Barium, April 4, 1991
SRM 3104a - Spectrometric Standard Solution Barium, June 2, 2005
SRM 3105 - Beryllium Standard Solution, April 14, 1989
SRM 3105a - Beryllium Standard Solution, November 17, 2003
SRM 3106 - Bismuth Standard Solution, May 11, 2000
SRM 3107 - Boron Standard Solution, October 27, 2003
SRM 3108 - Cadmium Standard Solution, October 29, 2003
SRM 3109 - Spectrometric Standard Solution Calcium, September 11, 1989
SRM 3109a - Spectrometric Standard Solution Calcium, June 17, 1993, Batch Code 39005
SRM 3109a - Spectrometric Standard Solution Calcium,July 6, 1994, Batch Code 492005
SRM 3109a - Spectrometric Standard Solution Calcium, June 22, 1995, Batch Code 591605
SRM 3109a - Spectrometric Standard Solution Calcium, November 15, 1996, Lot 690808
SRM 3109a - Spectrometric Standard Solution Calcium, March 5, 2001
SRM 3109a - Spectrometric Standard Solution Calcium, Lot No 000613 July 16, 2001
SRM 3109a - Spectrometric Standard Solution Calcium, Lot No 000622 July 16, 2001
SRM 3109a - Spectrometric Standard Solution Calcium,July 26, 2006, Lot 050825
SRM 3110 - Spectrometric Standard Solution Cerium, September 1, 1998
SRM 3111 - Spectrometric Standard Solution Cesium, April 4, 1991
SRM 3111a - Spectrometric Standard Solution Cesium, May 17, 1993, Batch Code 392604
SRM 3111a - Spectrometric Standard Solution Cesium, February 13, 1995, Batch Code 492909
SRM 3111a - Spectrometric Standard Solution Cesium, April 18, 2000, Lot 792210
SRM 3111a - Spectrometric Standard Solution Cesium, August 31, 1999
SRM 3112 - Spectrometric Standard Solution Chromium, November 28, 1990
SRM 3112a - Spectrometric Standard Solution Chromium, December 21, 1992
SRM 3112a - Spectrometric Standard Solution Chromium, April 1, 1994, Batch Code 491503
SRM 3112a - Spectrometric Standard Solution Chromium, June 22, 1995, Batch Code 590105
SRM 3112a - Spectrometric Standard Solution Chromium, October 11, 1996, Lot 692108
SRM 3112a - Spectrometric Standard Solution Chromium, June 1, 2004, Lot 990607
SRM 3112a - Spectrometric Standard Solution Chromium Lot #990607, July 10, 2007
SRM 3113 - Spectrometric Standard Solution Cobalt, December 21, 1993, Batch Code 391211
SRM 3113 - Spectrometric Standard Solution Cobalt, March 3, 1995, Batch Code 593101
SRM 3113 - Spectrometric Standard Solution Cobalt, May 15, 1996, Lot 692904
SRM 3113 - Spectrometric Standard Solution Cobalt, May 28, 1998, Lot 891102
SRM 3113 - Spectrometric Standard Solution Cobalt, April 18, 2000, Lot 891102
SRM 3113 - Spectrometric Standard Solution Cobalt, May 11, 2001, Lot 000630
SRM 3114 - Spectrometric Standard Solution Copper Lot #891811, July 10, 2007
SRM 3114 - Spectrometric Standard Solution Copper, April 15, 1993, Batch Code 391703
SRM 3114 - Spectrometric Standard Solution Copper, March 18, 1994, Batch Code 491802
SRM 3114 - Spectrometric Standard Solution Copper, May 8, 1995, Batch Code 592803
SRM 3114 - Spectrometric Standard Solution Copper, April 8, 1997, Lot 791601
SRM 3114 - Spectrometric Standard Solution Copper, March 1, 1999, Lot 891811
SRM 3114 - Spectrometric Standard Solution Copper, December 7, 2001, Lot 891811
SRM 3114 - Spectrometric Standard Solution Copper, December 5, 2003, Lot 891811
SRM 3115 - Spectrometric Standard Solution Dysprosium, September 25, 1992
SRM 3115a - Spectrometric Standard Solution Dysprosium, December 27, 1993, Batch Code 391810
SRM 3115a - Spectrometric Standard Solution Dysprosium, June 21, 1995, Batch Code 591505
SRM 3115a - Spectrometric Standard Solution Dysprosium, April 16, 1996, Batch Code 691303
SRM 3115a - Spectrometric Standard Solution Dysprosium, June 1, 2004, Lot 990504
SRM 3116 - Spectrometric Standard Solution Erbium, September 25, 1992
SRM 3116a - Spectrometric Standard Solution Erbium, December 21, 1993, Batch Code 391910
SRM 3116a - Spectrometric Standard Solution Erbium,June 22, 1995, Batch Code 591005
SRM 3116a - Spectrometric Standard Solution Erbium, September 10, 1996, Batch Code 691906
SRM 3116a - Spectrometric Standard Solution Erbium, October 24, 2000, Lot 000831
SRM 3117 - Spectrometric Standard Solution Europium, September 25, 1992
SRM 3117a - Spectrometric Standard Solution Europium, January 11, 1994, Batch Code 391512
SRM 3117a - Spectrometric Standard Solution Europium, August 4, 1995, Batch Code 590206
SRM 3117a - Spectrometric Standard Solution Europium, October 11, 1996, Lot 691607
SRM 3117a - Spectrometric Standard Solution Europium, September 13, 2000, Lot 991307
SRM 3118 - Spectrometric Standard Solution Gadolinium, September 25, 1992
SRM 3118a - Spectrometric Standard Solution Gadolinium, January 11, 1994, Batch Code 392212
SRM 3118a - Spectrometric Standard Solution Gadolinium, July 30, 1996, Batch Code 692005
SRM 3118a - Spectrometric Standard Solution Gadolinium, May 17, 2000, Lot 992004
SRM 3119 - Spectrometric Standard Solution Gallium, March 1, 1989
SRM 3119a - Spectrometric Standard Solution Gallium, May 8, 1995, Batch Code 591703
SRM 3119a - Spectrometric Standard Solution Gallium, June 28, 1996 Batch Code 692905
SRM 3119a - Spectrometric Standard Solution Gallium, November 12, 2003, Lot 890709
SRM 3120 - Spectrometric Standard Solution Germanium, November 17, 1994, Batch Code 493008
SRM 3120 - Spectrometric Standard Solution Germanium, February 20, 1996, Batch Code 692401
SRM 3120 - Spectrometric Standard Solution Germanium, March 25, 1997, Lot 791102
SRM 3120 - Spectrometric Standard Solution Germanium, May 18, 1988
SRM 3120a - Spectrometric Standard Solution Germanium, July 14, 2000
SRM 3121 - Spectrometric Standard Solution Gold, September 1, 1993, Batch Code 390908
SRM 3121 - Spectrometric Standard Solution Gold, February 13, 1995, Batch Code 591701
SRM 3121 - Spectrometric Standard Solution Gold, July 19, 1996, Batch Code 690406
SRM 3121 - Spectrometric Standard Solution Gold, March 5, 1997, Lot 691012
SRM 3121 - Spectrometric Standard Solution Gold, May 15, 1997, Lot 691012
SRM 3121 - Spectrometric Standard Solution Gold, June 2, 2005, Lot 991806
SRM 3122 - Spectrometric Standard Solution Hafnium, March 2, 1994, Batch Code 490402
SRM 3122 - Spectrometric Standard Solution Hafnium, January 23, 1996, Batch Code 592811
SRM 3122 - Spectrometric Standard Solution Hafnium, September 13, 2000, Lot 000406
SRM 3123 - Spectrometric Standard Solution Holmium, September 25, 1992
SRM 3123a - Spectrometric Standard Solution Holmium, January 11, 1994, Batch Code 391612
SRM 3123a - Spectrometric Standard Solution Holmium, August 3, 1995, Batch Code 590106
SRM 3123a - Spectrometric Standard Solution Holmium, October 17, 2003, Lot 790812
SRM 3124 - Spectrometric Standard Solution Indium, December 22, 1986
SRM 3124 - Spectrometric Standard Solution Indium, July 27, 1992
SRM 3124a - Spectrometric Standard Solution Indium, January 22, 1993
SRM 3124a - Spectrometric Standard Solution Indium, January 10, 1994
SRM 3124a - Spectrometric Standard Solution Indium, February 13, 1995
SRM 3124a - Spectrometric Standard Solution Indium, March 21, 1996, Lot 692802
SRM 3124a - Spectrometric Standard Solution Indium, January 31, 1997, Lot 690312
SRM 3124a - Spectrometric Standard Solution Indium, October 26, 2004, Lot 991219
SRM 3126 - Spectrometric Standard Solution Iron, February 23, 1990
SRM 3126a - Spectrometric Standard Solution Iron, November 18, 1993, Batch Code 390710
SRM 3126a - Spectrometric Standard Solution Iron, November 28, 1994, Batch Code 491310
SRM 3126a - Spectrometric Standard Solution Iron, March 27, 1996, Batch Code 692902
SRM 3126a - Spectrometric Standard Solution Iron, January 24, 2000, Lot 792411
SRM 3126a - Spectrometric Standard Solution Iron, June 1, 2004, Lot 000606
SRM 3127 - Spectrometric Standard Solution Lanthanum
SRM 3127a - Spectrometric Standard Solution Lanthanum, January 22, 1993
SRM 3127a - Spectrometric Standard Solution Lanthanum, July 28, 1993, Batch Code 392506
SRM 3127a - Spectrometric Standard Solution Lanthanum, January 24, 1995, Batch Code 490712
SRM 3127a - Spectrometric Standard Solution Lanthanum, July 30, 1996, Batch Code 691806
SRM 3127a - Spectrometric Standard Solution Lanthanum, January 4, 2005, Lot 890402
SRM 3128 - Spectrometric Standard Solution Lead, February 6, 1991
SRM 3128 - Spectrometric Standard Solution Lead, March 18, 1994, Batch Code 490103
SRM 3128 - Spectrometric Standard Solution Lead, June 13, 1995, Batch Code 592104
SRM 3128 - Spectrometric Standard Solution Lead, May 28, 1997, Lot 790704
SRM 3128 - Spectrometric Standard Solution Lead, June 10, 1999, Lot 991504
SRM 3129 - Spectrometric Standard Solution Lithium, August 11, 1989
SRM 3129a - Spectrometric Standard Solution Lithium, April 5, 1993, Batch Code 390104
SRM 3129a - Spectrometric Standard Solution Lithium, March 2, 1994, Batch Code 490102
SRM 3129a - Spectrometric Standard Solution Lithium, June 6, 1996, Batch Code 590712
SRM 3129a - Spectrometric Standard Solution Lithium, April 18, 2000, Lot 792005
SRM 3129a - Spectrometric Standard Solution Lithium, February 3, 2005, Lot 000505
SRM 3130 - Spectrometric Standard Solution Lithium, September 25, 1992
SRM 3130a - Spectrometric Standard Solution Lithium, January 11, 1994, Batch Code 391712
SRM 3130a - Spectrometric Standard Solution Lithium, July 20, 1995, Batch Code 590507
SRM 3130a - Spectrometric Standard Solution Lithium, December 22, 2003, Lot 892704
SRM 3131 - Spectrometric Standard Solution Lithium, November 3, 1986
SRM 3131 - Spectrometric Standard Solution Magnesium, September 29, 1989
SRM 3131a - Spectrometric Standard Solution Lithium, February 16, 1993
SRM 3131a - Spectrometric Standard Solution Lithium, April 1, 1994, Batch Code 491403
SRM 3131a - Spectrometric Standard Solution Lithium, May 4, 1995,Batch Code 590203
SRM 3131a - Spectrometric Standard Solution Lithium, May 2, 1996, Lot 692903
SRM 3131a - Spectrometric Standard Solution Lithium, January 29, 1997, Lot 692911
SRM 3131a - Spectrometric Standard Solution Lithium, October 27, 2003, Lot 991107
SRM 3132 - Spectrometric Standard Solution Manganese, December 22, 1986
SRM 3132 - Spectrometric Standard Solution Manganese, March 1, 1989
SRM 3132 - Spectrometric Standard Solution Manganese, May 26, 1993, Batch Code 390305
SRM 3132 - Spectrometric Standard Solution Manganese, June 1, 1994, Batch Code 490305
SRM 3132 - Spectrometric Standard Solution Manganese, October 18, 1995, Batch Code 592609
SRM 3132 - Spectrometric Standard Solution Manganese, January 4, 2005, Lot 890903
SRM 3132 - Spectrometric Standard Solution Manganese, August 8, 2006, Lot 050429
SRM 3132 - Spectrometric Standard Solution Manganese, October 24, 2007, Lot 890903
SRM 3135 - Spectrometric Standard Solution Neodymium
SRM 3139 - Spectrometric Standard Solution Phosphorus, November 3, 1986
SRM 3139 - Phosphorus Standard Solution, August 11, 1989
SRM 3139a - Phosphorus Standard Solution Lot 890607, October 29, 2003
SRM 3140 - Spectrometric Standard Solution Platinum, November 3, 1986
SRM 3140 - Spectrometric Standard Solution Platinum, March 20, 1991
SRM 3140 - Spectrometric Standard Solution Platinum, Lot 491504, May 26, 1993
SRM 3140 - Spectrometric Standard Solution Platinum, Lot 390305, May 3 1994
SRM 3140 - Spectrometric Standard Solution Platinum, Lot 591708, September 21, 1995
SRM 3140 - Spectrometric Standard Solution Platinum, Lot 791905, October 25, 1999
SRM 3140 - Spectrometric Standard Solution Platinum, Lot 000615, February 3, 2005
SRM 3141 - Potassium Standard Solution, August 11, 1989
SRM 3141a - Potassium Standard Solution, December 21, 1992
SRM 3141a - Potassium Standard Solution Lot 493101, February 22, 1994
SRM 3141a - Potassium Standard Solution Lot 690612, March 5, 1997
SRM 3141a - Potassium Standard Solution Lot 891312, October 27, 2003
SRM 3141a - Potassium Standard Solution Lot 891312, April 23, 2007
SRM 3142 - Spectrometric Standard Solution Praseodymium, December 21, 1989
SRM 3142a - Spectrometric Standard Solution Praseodymium, January 22, 1993
SRM 3142a - Spectrometric Standard Solution Praseodymium Lot #491108, September 21, 1994
SRM 3142a - Spectrometric Standard Solution Praseodymium, February 6, 1996
SRM 3142a - Spectrometric Standard Solution Praseodymium, December 5, 2003, Lot 990501
SRM 3143 - Spectrometric Standard Solution Rhenium, July 27, 1988
SRM 3143 - Spectrometric Standard Solution Rhenium, April 11, 1991
SRM 3143 - Spectrometric Standard Solution Rhenium, October 26, 1993, Batch Code 392109
SRM 3143 - Spectrometric Standard Solution Rhenium, September 20, 1995, Batch Code 593107
SRM 3143 - Spectrometric Standard Solution Rhenium, March 25, 1997, Lot 791202
SRM 3143 - Spectrometric Standard Solution Rhenium, October 30, 2001, Lot 010816
SRM 3144 - Spectrometric Standard Solution Rhodium, December 21, 1992
SRM 3144 - Spectrometric Standard Solution Rhodium Lot 490906, August 11, 1994
SRM 3144 - Spectrometric Standard Solution Rhodium, Lot 490512, January 24, 1995
SRM 3144 - Spectrometric Standard Solution Rhodium, Lot 591906, August 2, 1995
SRM 3145 - Spectrometric Standard Solution Rubidium, November 3, 1986
SRM 3145 - Spectrometric Standard Solution Rubidium, April 11, 1991
SRM 3145 - Spectrometric Standard Solution Rubidium, September 25, 1992
SRM 3145a - Spectrometric Standard Solution Rubidium, Lot 891203, October 27, 2003
SRM 3147 - Spectrometric Standard Solution Samarium, March 17, 1987
SRM 3147 - Spectrometric Standard Solution Samarium, September 25, 1992
SRM 3147a - Spectrometric Standard Solution Samarium Lot # 390204, May 24, 1993
SRM 3147a - Spectrometric Standard Solution Samarium Lot # 392010. December 21, 1993
SRM 3147a - Spectrometric Standard Solution Samarium, August 23, 1995
SRM 3147a - Spectrometric Standard Solution Samarium Lot # 892911, February 15, 2000
SRM 3147a - Spectrometric Standard Solution Samarium Lot # 892911, December 5, 2003
SRM 3148 - Spectrometric Standard Solution Scandium, March 17, 1987
SRM 3148 - Spectrometric Standard Solution Scandium, September 25, 1992
SRM 3148 - Spectrometric Standard Solution Scandium, March 17, 1987
SRM 3148a - Spectrometric Standard Solution Scandium, August 11,1994
SRM 3148a - Spectrometric Standard Solution Scandium, July 20, 1995
SRM 3148a - Spectrometric Standard Solution Scandium Lot #791610, August 4, 1998
SRM 3148a - Spectrometric Standard Solution Scandium Lot #792111, July 13, 2000
SRM 3148a - Spectrometric Standard Solution Scandium Lot #792111, November 12, 2003
SRM 3149 - Spectrometric Standard Solution Selenium, December 22, 1986
SRM 3149 - Spectrometric Standard Solution Selenium, April 4, 1991
SRM 3149 - Spectrometric Standard Solution Selenium Lot #390608, September 1, 1993
SRM 3149 - Spectrometric Standard Solution Selenium Lot #492607, August 11, 1994
SRM 3149 - Spectrometric Standard Solution Selenium Lot #693101, March 6, 1996
SRM 3149 - Spectrometric Standard Solution Selenium, Lot #690912, April 4, 1997
SRM 3149 - Spectrometric Standard Solution Selenium, Lot #992106, September 2, 1999
SRM 3149 - Spectrometric Standard Solution Selenium, Lot #992106, June 1, 2004
SRM 3150 - Spectrometric Standard Solution Silicon, December 22, 1986
SRM 3150 - Spectrometric Standard Solution Silicon, August 11, 1989
SRM 3150 - Spectrometric Standard Solution Silicon, March 15, 1993
SRM 3150 - Spectrometric Standard Solution Silicon, July 6, 1994
SRM 3150 - Spectrometric Standard Solution Silicon Lot #490404, February 13, 1995
SRM 3150 - Spectrometric Standard Solution Silicon Lot #592009, October 19, 1995
SRM 3150 - Spectrometric Standard Solution Silicon Lot # 791504, May 19, 1997
SRM 3150 - Spectrometric Standard Solution Silicon Lot # 991108, May 24, 2000
SRM 3151 - Spectrometric Standard Solution Silver, December 22, 1986
SRM 3151 - Spectrometric Standard Solution Silver, August 11, 1989
SRM 3151 - Spectrometric Standard Solution Silver Lot #390207, August 24, 1993
SRM 3151 - Spectrometric Standard Solution Silver, August 11, 1994
SRM 3151 - Spectrometric Standard Solution Silver, September 21, 1995
SRM 3151 - Spectrometric Standard Solution Silver, October 26, 2004
SRM 3152 - Spectrometric Standard Solution Sodium
SRM 3153 - Spectrometric Standard Solution Strontium
SRM 3157 - Spectrometric Standard Solution Terbium
SRM 3160 - Spectrometric Standard Solution Thulium
SRM 3161 - Spectrometric Standard Solution Tin Batch Code 490804
SRM 3162 - Spectrometric Standard Solution Titanium
SRM 3166 - Spectrometric Standard Solution Ytterbium
SRM 3167 - Spectrometric Standard Solution Yttrium
SRM 3168 - Spectrometric Standard Solution Zinc
SRM 3168a - Spectrometric Standard Solution Zinc, Lot 001402
SRM 3171 - Multielement Mix D Standard Solution
SRM 3172 - Multielement Mix D Standard Solution
SRM 3174 - Multielement Mix D Standard Solution
SRM 3128 - Lead Standard Solution Lot 991504, December 5, 2003
SRM 3182 - Chloride Anion Standard Solution Lot 990506, October 6, 2006
SRM 3186 - Phosphate Anion Solution
SRM 3193 - Aqueous Electrolytic Conductivity Lot 032608
SRM 3194 - Aqueous Electrolytic Conductivity Lot 011511
SRM 3195 - Aqueous Electrolytic Conductivity 100,000 µS/cm
SRM 3196 - Aqueous Electrolytic Conductivity 20,000 µS/cm
SRM 3200 - Secondary Standard Magnetic Tape (Computer Amplitude Reference)
SRM 3201 - Secondary Standard for 12.65 mm (0.5 in) Magnetic Tape Cartridge
SRM 3202 - Secondary Standard for 12.65 mm (0.5 in) Magnetic Tape Cartridge
SRM 3203 - Secondary Standard for 6.30 mm (0.25 in), 44 000 A/m (550 O/e) Magnetic Tape Cartridge
SRM 3204 - Secondary Standard for 6.30 mm (0.25 in), 44 000 A/m (550 O/e) Magnetic Tape Cartridge
SRM 3210 - Secondary Standard Flexible Disk Cartridge (Computer Amplitude Reference)
SRM 3216 - Secondary Standard Magnetic Tape Cartridge
SRM 3217 - Secondary Standard for 6.30 mm (0.25 in) Magnetic Tape Cartridge
SRM 4201 - Gamma-Ray Standard Niobium-94
SRM 4202 - Gamma-Ray Standard Cadmium-109-Silver-109m
SRM 4202-C - Gamma Ray Standard Solution Cadmium-109-Silver-109m
SRM 4202D - Gamma-Ray Standard Cadmium-109-Silver-109m
SRM 4203-B - Gamma-Ray Point-Source Standard Cobalt-60
SRM 4203-C - Radioactivity Standard 60-Cobalt
SRM 4203D - Cobalt-60 Radioactivity Standard
SRM 4205 - Gamma-Ray Standard Throium-228-Thallium-208
SRM 4206 - Gamma-Ray Standard Throium-228-Thallium-208
SRM 4206-B - Gamma-Ray Standard Thorium-228-Thallium-208
SRM 4206-C - Gamma-Ray Point-Source Standard
SRM 4207 - Cesium-137-Barium-137m Point-Source Radioactivity Standard
SRM 4208 - Gamma-Ray Standard Mercury-203
SRM 4208-B - Gamma-Ray Standard Mercury-203
SRM 4209 - Gamma-Ray Standard Yttrium-88
SRM 4209-C - Radioactivity Standard
SRM 4210 - Gamma Ray Standard Cobalt-60
SRM 4211 - Gamma-Ray Standard Americium-214
SRM 4212 - Gamma-Ray Standard Krypton-85
SRM 4213 - Gamma-Ray Americium-241
SRM 4214-B - Radioactivity Standard
SRM 4215 - Mixed Radionuclide Gamma-Ray Emmision-Rate Point-Source Standard
SRM 4215-B - Mixed Radionuclide Gamma-Ray Emmision-Rate Point-Source Standard
SRM 4215-C - Mixed Radionuclide Gamma-Ray Emmision-Rate Point-Source Standard
SRM 4215-F - Mixed Radionuclide Gamma-Ray Emmision-Rate Point-Source Standard
SRM 4216 - Mixed Radionuclide Gamma-Ray Emmision-Rate Point-Source Standard
SRM 4216-B - Mixed Radionuclide Gamma-Ray Emmision-Rate Point-Source Standard
SRM 4216-C - Mixed Radionuclide Gamma-Ray Emmision-Rate Point-Source Standard
SRM 4217 - Gamma Ray Standard Silver-110m-Silver-110
SRM 4218 - Europium-152 Point Source Radioactivity Standard
SRM 4218-B - Europium-152 Point Source Radioactivity Standard
SRM 4218-C - Europium-152 Point Source Radioactivity Standard
SRM 4218-D - Point Source Radioactivity Standard Europium-152
SRM 4218-E - Point Source Standard
SRM 4219-B - Gamma Ray Solution Standard Cadmium-109-Silver-109m
SRM 4219C - Radioactivity Standard
SRM 4221 - Radioactivity Standard Mercury-197
SRM 4222 - Beta-Ray Standard
SRM 4222-B - Radioactivty Standard
SRM 4222C - Radioactivity Standard for Liquid Scintillation Counting
SRM 4224 - Beta-Ray Standard
SRM 4225 - Radioactivity Standard Tin-113-Indium-113m
SRM 4226 Radioactivity Standard Nickel-63
SRM 4226-B - Radioactivity Standard
SRM 4228 - Radioactivity Standard Selenium-75
SRM 4228-B - Radioactivity Standard Selemenium-75
SRM 4229 - Radioactivity Standard Aluminum-26
SRM 4232 - Radioactivity Standard Silver-110m-Silver-110
SRM 4233 - Cesium-137 Burn-Up Standard
SRM 4233-B - Cesium-137 Burn-Up Standard
SRM 4233C - Radioactivity Standard
SRM 4234 - Radioactivity Standard Strontium-Yttrium-90
SRM 4234a - Radioactivity Standard Strontium-Yttrium-90
SRM 4235 - Radioactivity Standard Krypton-85
SRM 4235-B - Gaseous Radioactivity Standard
SRM 4237 - Europium-152 Point-Source Activity Standard
SRM 4240 - Radioactivity Standard Bismuth-207
SRM 4241 - Barium-133 Point-Source Activity Standard
SRM 4241B - Radioactivity Point Source Standard
SRM 4242 - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4242-B - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4242-C - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4242-D - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4242-E - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4242-F - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4242H - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4243 - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4243-B - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4243-E - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4243-H - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4244 - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4244-B - Mixed Radionuclide Gamma-Ray Emission-Rate Standard
SRM 4249 - Radioactivity Standard Barium-Lanthanum-140
SRM 4250 - Radioactivity Standard Cesium-134
SRM 4250B - Radioactivity Standard
SRM 4251 - Barium-133 Radioactivity Standard
SRM 4251B - Radioactivity Standard
SRM 4252 - Mixed Radionuclide Radioactivity Standard
SRM 4253 - Mixed Radionuclide Radioactivity Standard
SRM 4254 - Mixed Radionuclide Gamma-Ray Emission-Rate Solution Standard
SRM 4254-B - Mixed Radionuclide Gamma-Ray Emission-Rate Solution Standard
SRM 4254-C - Mixed Radionuclide Gamma-Ray Emission-Rate Solution Standard
SRM 4257 - Manganese-54 Radioactivity Standard
SRM 4260 Photon-Emission-Rate Standard Sample Iron-55
SRM 4260-C - Low-Energy Photon Standard
SRM 4261 - K-X-Ray-Emission-Rate Standard Cadium-109
SRM 4263 - K-X-Ray-Emission-Rate Standard Strontium-85
SRM 4264 - Point-Source Gamma-Ray Emission-Rate Standard Tin-121m
SRM 4265 - Photon-Emission-Rate Standard Iodine-125
SRM 4265B -Radioactivity Standard
SRM 4264-B - Point-Source Gamma-Ray Emission-Rate Standard
SRM 4266 - Low Energy Photon Standard
SRM 4267 - Radioactivity Standard for Low-Energy-Photon-Efficiency and Reactor-Neutron-Dosimetry Calibrations
SRM 4275B - Mixed Radionuclide Gamma-Ray Emission-Rate Standard for the Efficiency Calibration of Germanium-Spectometer Systems
SRM 4276b - Antimony-125-Tellurium-125m
SRM 4288 - Radioactivity Standard
SRM 4300 - Argon-37
SRM 4300-B - Argon-37 Gaseous Radioactivity Standard
SRM 4301 - Argon-37
SRM 4302 - Argon-39 Gaseous Radioactivity Standard
SRM 4306-B - Xenon-133
SRM 4305 - Radioactivity Standard Xenon-131m
SRM 4307-B - Gaseous Radioactivity Standard Xenon-133
SRM 4307-C - Xenon-133 Gaseous Radioactivity Standard
SRM 4307-D - Xenon-133 Gaseous Radioactivity Standard
SRM 4307G - Xenon-133 Gaseous Radioactivity Standard
SRM 4307H - Gaseous Radioactivity Standard
SRM 4308 - Krypton-85 Gamma-Ray Emission-Rate Gaseous Standard
SRM 4308-B - Krypton-85 Gaseous Radioactivity Standard
SRM 4308-C - Gaseous Radioactivity Standard Krypton-85
SRM 4309 - Xenon-127 Gaseous Radioactivity Standard
SRM 4309-B - Xenon-127 Gaseous Radioactivity Standard
SRM 4309-C - Xenon-127 Gaseous Radioactivity Standard
SRM 4309D - Gaseous Radioactivity Standard Xenon-127
SRM 4309E - Gaseous Radioactivity Standard Xenon-127
SRM 4309-F - Gaseous Radioactivity Standard Xenon-127
SRM 4310 - Gaseous Radioactivity Standard Xenon-133, Xenon-127, Krypton-85
SRM 4310-B - Gaseous Radioactivity Standard Xenon-133, Xenon-127, Krypton-85
SRM 4320 - Radioactivity Standard Curium-244
SRM 4321 - Alpha-Particle-Solution Standard Natural Uranium
SRM 4321B - Alpha-Particle-Solution Standard Natural Uranium
SRM 4322 - Alpha-Particle-Solution Standard Americium-241
SRM 4323 - Alpha-Particle-Solution Standard
SRM 4324 - Radioactivity Standard Uranium-232
SRM 4324a - Radioactivity Standard Uranium-232
SRM 4327 - Radioactivity Standard Polonium-128
SRM 4328 - Radioactivity Standard Thorium-229
SRM 4328A -Thorium-229 Radioactivity Standard
SRM 4330 - Plutonium-239 Alpha-Particle Solution Standard
SRM 4330a - Plutonium-239 Radioactivity Standard
SRM 4332 - Alpha-Particle Radioactivity Standard Americium-243-Neptunium-239
SRM 4332B - Radioactivity Standard Americium-243
SRM 4332C - Radioactivity Standard Americium-243
SRM 4333 - Alpha-Particle Radioactivity Standard Americium-243-Neptunium-239
SRM 4334 - Alpha-Particle Solution Standard Plutonium-242
SRM 4334B - Plutonium-242 Alpha-Particle Solution Standard
SRM 4334C - Alpha-Particle Solution Standard Plutonium-242
SRM 4334D - Alpha-Particle Solution Standard Plutonium-242
SRM 4334E - Radioactivity Standard Plutonium-242
SRM 4335 - Plutonium-242 Alpha-Particle Solution Standard
SRM 4336 - Alpha Particle Solution Standard Polonium-210
SRM 4338 - Alpha-Particle Emission-Rate Solution Standard Plutonium-240
SRM 4339 - Radioactivity Standard Radium-228
SRM 4340 - Deta-Particle Solution Plutonium-241
SRM 4342 - Thorium-230 Solution, April 1, 1999
SRM 4350 - Environmental Radioactivity Standard: River Sediment
SRM 4353 - Environmental Radioactivity, April 1, 1981
SRM 4361 - Radioactivity Standard Hydrogen-3
SRM 4361B - Radioactivity Standard Hydrogen-3
SRM 4369 - Radioactivity Standard Gadolinium-153
SRM 4370 - Radioactivity Standard Europium-152
SRM 4370-B - Radioactivity Standard Europium-152
SRM 4400L-N - Radioactivity Standard Chromium-51
 SRM 4401L - Lot 29 Iodine-131 Radioactivity Standard
SRM 4402L-C - Radioactivity Standard Tin-113-Indium-113m
SRM 4403L-B - Radioactivity Standard Strontium-85
SRM 4404L - Thallium-201 Radioactivity Standard
SRM 4405L - Radioactivity Standard Gold-198
SRM 4406L-M - Radioactivity Standard Phosphorus-32
SRM 4407L - Iodine-125 Radioactivity Standard Lot 27
SRM 4407HY - Iodine-125 Radioactivity Standard
SRM 4407LY - Iodine-125 Radioactivity Standard
SRM 4408L-E - Radioactivity Standard Cobalt-57
SRM 4411L-B - Radioactivity Standard Iron-59
SRM 4412L - Lot 28 Molybdenum-99 Radioactivity Standard
SRM 4414L-B - Radioactivity Standard Iodine-123
SRM 4415LX - Xenon-133 Radioactivity Standard
SRM 4415L-R - Gaseous Radioactivity Standard
SRM 4416L-F - Gallium-67 Radioactivity Standard
SRM 4416LU - Gallium-67 Radioactivity Standard
SRM 4417L - Indium-111 Lot 22
SRM 4418L - Mercury-203
SRM 4419L-C - Ytterbium-169
SRM 4420L-B - Lead-203
SRM 4421L - Gold-195
SRM 4422L - Chlorine-36
SRM 4423L - Strontium-90
SRM 4425L - Samarium-153 Lot 8
SRM 4427HD - Yttrium-90
SRM 4427L - Yttrium-90
SRM 4427LD - Yttrium-90
SRM 4500 - Radiochromic Solution for Reference Dosimetry
SRM 4902 - Alpha-Ray Standard Polonium-210
SRM 4904S-G - Alpha-Particle Standard Americium-241
SRM 4906L-C - Plutonium-238
SRM 4907 - Alpha-Particle Standard Gadolinium-148
SRM 4915E - Colbalt-60 Radioactivity Standard
SRM 4922-E - Sodium-22 Radioactivity Standard
SRM 4926E - Hydrogen-3 Radioactivity Standard
SRM 4927F - Hydrogen-3 Radioactivity Standard
SRM 4928-C - Sulfur-35 Radioactivity Standard
SRM 4968 - Radium-226/Radon 222 Capsule
GM 1 and GM 2 Hydrogen in Steel Standards
GM 5 - Nickel and Vanadium in Residual Fuel Oil
GM 10 - Encapsulated Plutonium Heat Source
GM 21 and GM 22 - Flexible Polyurethane Foam
GM 23 and GM 24 - Flexible Polyurethane Foam with Fire Retardant
GM 25 and GM 26 - High Resilience, Flexible Polyurethane Foam
GM 27 and GM 28 - High Resilience, Flexible Polyurethane Foam with Fire Retardant
GM 29 and GM 30 - Rigid Polyurethane Foam
GM 39 - Rigid Polyurethane Foam Sprayed on Asbestos Cement Board
GM 40 - Rigid Polyurethane Foam Sprayed on Asbestos Cement Board
GM 43 and GM 44 Rigid Isocyanurate Foam, Contains Polyurethane
GM 47 and GM 48 Polystyrene Expanded
GM 49 and GM 50 Polystyrene Expanded with Fire Retardant
GM 57 and GM 58 Phenolic Foam
GM 754 ICTA Certified Reference Material Polystyrene
GM 757 ICTA Certified Reference Material for Measurements Below 350K
GM 758 ICTA Certified Reference Material for DTA Temperature Standards, June 11, 1971
GM 759 ICTA Certified Reference Material for DTA Temperature Standards, June 11, 1971
GM 760 ICTA Certified Reference Material for DTA Temperature Standards, June, 11, 1971
GM 761 ICTA Certified Reference Material for Thermogravimetry
RM 8031 - BCR No 61 Trace Elements in an Aquatic Moss
RM 8032 - BCR No 141 Trace Elements in a Calcareous Loan Soil
RM 8033 - BCR No 142 Trace Elements in a Light Sandy Soil
RM 8034 - BCR No 144 Trace Elements in a Sewage Soil
RM 8035 - BCR No 146 Trace Elements in a Sewage Sludge of Mainly Industrial Origin
 RM 8384 - N-tertiary-butyl-2-benzothiazole sulfenamide (TBBS)
RM 8406 - Mercury In Tennessee River Sediments
RM 8407 - Mercury In Tennessee River Sediments
RM 8408 - Mercury In Tennessee River Sediments
RM 8409 - Simulated Rainwater
RM 8410 - Asbestos Research Filter
RM 8411 - Mixed Asbestos Research Filter, November 18, 1988
RM 8419 - Inorganic Constituents in Bovine Serum
RM 8422 - Sintered Tungsten
RM 8423 - Sintered Tungsten
RM 8430 - Aspartate Aminotransferase (AST) (E.C.2.6.1.1.) - Human Erythrocyte Source
RM 8431a - Mixed Diet
RM 8441 - Wheat Hardness
RM 8500a - A Catalyst Package for Lubricant Oxidation
RM 8501 - A Catalyst Package for Lubricant Oxidation (ASTM Sequence IIIE Engine Test)
RM 8511 - Volatile Toxic Organics in Nitrogen (Ambient Air Standard)
RM 8517 - Flash Point n-Decane
RM 8518 - Flash Point n-Undecane
RM 8519 - Flash Point n-Tetradecane
RM 8520 - Flash Point n-Hexadecane
RM 8531 - Glass Fibers for Microanalysis
RM 8570 - Surface Area Reference Materials Kaolin
RM 8571 - Surface Area Reference Materials Alumina
RM 8572 - Surface Area Reference Materials Silica-Alumina
RM 8606 - Chinese Molybdenum Ore
RM 8631 - Medium Test Dust
RM 8640 - Microspheres w/Immobilized Fluorescein Isothiocyanate
U-005 - Uranium Isotopic Standard, Provisional, April 21, 1969
U-005a - Uranium Isotopic Standard, July 12, 1984
U-010 - Urainum Isotopic Standard, April 6, 1981
U-015 - Uranium Isotopic Standard, April 6, 1981
U-020 - Uranium Isotopic Standard, Provisional, April 21, 1969
U-020a - Uranium Isotopic Standard, March 1, 1985
U-030 - Uranium Isotopic Standard, Provisional, April 21, 1969
U-030a - Uranium Isotopic Standard, March 1, 1985
U-050 - Uranium Isotopic Standard, April 6, 1981
U-100 - Uranium Isotopic Standard, April 6, 1981
U-150 - Uranium Isotopic Standard, April 6, 1981
U-200 - Uranium Isotopic Standard, April 6, 1981
U-350 - Uranium Isotopic Standard, April 6, 1981
U-500 - Uranium Isotopic Standard, April 6, 1981
U-750 - Uranium Isotopic Standard, April 6, 1981
U-800 - Uranium Isotopic Standard, April 6, 1981
U-850 - Uranium Isotopic Standard, April 6, 1981
U-900 - Uranium Isotopic Standard, April 6, 1981
U-930 - Uranium Isotopic Standard, April 6, 1981
U-970 - Uranium Isotopic Standard, April 6, 1981
U-0002 - Uranium Isotopic Standard, April 6, 1981

Standard Reference Materials Program, NIST, 100 Bureau Drive, Stop 2330, Gaithersburg, MD 20899-2330
Telephone: (301) 975-6776, Fax: (301) 948-3730

Date created: 12/23/2003
Last updated:06/18/2007
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