Sample Container And Preservation List
Samples received at the Region 9 Laboratory must be in containers and preserved in accordance with analytical protocols. The following table lists all required containers, preservations and samples quantities required.
ANALYSIS--AQUEOUS | CONTAINER | PRESERVATIVE |
ORGANIC CHEMISTRY: | ||
Volatile Organic Compounds | 3 x 40 ml VOA Vial | HCL,pH <2, 4ºC |
Semi-Volatile Organic Compounds | 2 x 1L glass amber | 4ºC |
Organochlorine Pest/PCBS | 2 x 1L glass amber | 4ºC |
Organophosphorous Pesticides | 2 x 1L glass amber | 4ºC |
Chlorinated Herbicides | 2 x 1L glass amber | 4ºC |
EDB/DBCP | 3 x 40 ml VOA Vial | 4ºC |
Total Petroleum Hydrocarbons - TEH (Diesel, Kerosine. Paint Thinner) | 2 x 1L glass amber | 4ºC |
Total Petroleum Hydrocarbons + BTXE - TVH (Gasoline, Jet Fuel) | 3 x 40 ml VOA Vial | HCL,pH <2, 4ºC |
METALS: | ||
ICP Metals | 1 x 250 ml Plastic | HNO3,pH <2 |
GFAA Metals | 1 x 250 ml Plastic | HNO3,pH <2 |
Mercury | 1 x 250 ml Plastic | HNO3,pH <2 |
ICP, GFAA and Mercury | 1 x 1L Plastic | HNO3, pH <2 |
Lead, Copper (Drinking Water) | 1 x 250 ml Plastic | HNO3,pH <2 |
GENERAL CHEMISTRY: | ||
Alkalinity | 1 x 250 ml Plastic | 4ºC |
Anions | 1 x 250 ml Plastic | 4ºC |
Ammonia | 1 x 250 ml Plastic | H2SO4, pH <2, 4ºC |
Cyanide | 1 x 250 ml Plastic | NaOH,pH >12, 4ºC |
Hardness | 1 x 250 ml Plastic | HNO3,pH < 2, 4ºC |
Sulfide | 1 x 500 ml Plastic | NaOH + Zn Acetate pH >9,4ºC |
Total Kjeldahl Nitrogen (TKN) | 1 x 250 ml Plastic | H2SO4,pH <2, 4ºC |
Total Organic Carbon (TOC) | 2 x 40 ml VOA Vial or Plastic | HCL,pH <2, 4ºC |
Total Phosphorous | 1 x 250 ml Plastic | H2SO4,pH <2, 4ºC |
Total Dissolved Solids (TDS) | 1 x 250 ml Plastic | 4ºC |
Total Solids | 1 x 250 ml Plastic | 4ºC |
Total Suspended Solids (TSS) | 1 x 250 ml Plastic | 4ºC |
Total Volatile Solids (TVS) | 1 x 250 ml Plastic | 4ºC |
MICROBIOLOGY: | ||
Contact Lab | ||
MARINE TOXICITY TESTS: | ||
Contact Lab | ||
FRESHWATER TOXICITY TESTS: | ||
ANALYSIS -- SOILS | CONTAINER | PRESERVATIVE |
ORGANIC CHEMISTRY: | ||
Volatile Organic Compounds | 1 x 4 oz. Glass Jar (packed--no headspace) |
4ºC |
Semi-Volatile Organic Compounds | 1 x 4 oz. Glass Jar | 4ºC |
Organochlorine Pest/PCBs | 1 x 4 oz. Glass Jar | 4ºC |
Organophosphorous Pesticides | 1 x 4 oz. Glass Jar | 4ºC |
Chlorinated Herbicides | 1 x 4 oz. Glass Jar | 4ºC |
EDB/DBCP | 1 x 4 oz. Glass Jar | 4ºC |
Total Petroleum Hydrocarbons - TEH (Diesel, Kerosine. Paint Thinner) | 1 x 4 oz. Glass Jar | 4ºC |
Total Petroleum Hydrocarbons + BTXE - TVH (Gasoline, Jet Fuel) | 1 x 4 oz. GlassJar (packed--no headspace) |
4ºC |
METALS: | ||
Metals (all) | 1 x 4 oz. Glass Jar | 4ºC |
Note: all recommendations apply only to samples submitted to the U.S.
EPA Region 9 Laboratory and are for single sample quantities.