Occupational Health Guidelines for Chemical Hazards

January, 1981

DHHS (NIOSH) Publication No. 81-123

This document is contained below in many PDF files, for ease of handling. The following table of contents allows you to open or download the files containing the sections of the document you want to see. The PDF files for the chemicals listed below range from 123K to 360K in file size, and contain from three to eight pages each.
 

In addition to this document, other chemical guidelines and revisions may be found in the following documents:

Occupational Safety and Health Guidelines for Chemical Hazards
Supplement I-OHG 1988 (Pub. No. 88-118)
Supplement II-OHG 1988 (Pub. No. 89-104)
Supplement III-OHG 1992 (Pub. No. 92-110)
Supplement IV-OHG 1995 (Pub. No. 95-121)

To see a list of all the NIOSH guidelines for chemical hazards see  Index of Occupational Health Guidelines for Chemical Hazards
TABLE OF CONTENTS

Abstract
Table of Contents
i-xiii
81-123-a.pdf (14 pages, 137K) 
 Table 1
1-31
81-123-b.pdf (32 pages, 569K)

 
1981 Guidelines Subsequent 
Revised Guidelines 
Acetaldehyde 0001.pdf 0001-REV.pdf
Acetic acid 0002.pdf 0002-REV.pdf
Acetic anhydride 0003.pdf 0003-REV.pdf
Acetonitrile 0006.pdf 0006-REV.pdf
Acetylene tetrabromide 0009.pdf 0009-REV.pdf
Acrolein 0011.pdf 0011-REV.pdf
Acrylamide 0012.pdf 0012-REV.pdf
Allyl alcohol 0017.pdf 0017-REV.pdf
Allyl chloride 0018.pdf 0018-REV.pdf
2-Aminopyridine 0026.pdf 0026-REV.pdf
Ammonia 0028.pdf 0028-REV.pdf
Ammonium sulfamate 0030.pdf 0030-REV.pdf
n-Amyl acetate 0031.pdf 0031-REV.pdf
sec-Amyl acetate 0032.pdf 0032-REV.pdf
Aniline (and homologs) 0033.pdf 0033-REV.pdf
p-Anisidine or o-Anisidine 0034.pdf 0034-REV.pdf
ANTU 0037.pdf 0037-REV.pdf
Azinphos-methyl 0044.pdf 0044-REV.pdf
Barium chloride (as Ba) 0045.pdf No revision
Benzoyl peroxide 0052.pdf 0052-REV.pdf
Boron oxide 0060.pdf 0060-REV.pdf
Boron trifluoride 0062.pdf 0062-REV.pdf
Bromine 0064.pdf 0064-REV.pdf
Bromoform 0066.pdf 0066-REV.pdf
1,3-Butadiene 0067.pdf 0067-REV.pdf
2-Butoxyethanol 0070.pdf 0070-REV.pdf
n-Butyl acetate 0072.pdf 0072-REV.pdf
sec-Butyl acetate 0073.pdf 0073-REV.pdf
tert-Butyl acetate 0074.pdf 0074-REV.pdf
n-Butyl alcohol 0076.pdf 0076-REV.pdf
sec-Butyl alcohol 0077.pdf 0077-REV.pdf
tert-Butyl alcohol 0078.pdf 0078-REV.pdf
n-Butylamine 0079.pdf 0079-REV.pdf
tert-Butyl chromate 0080.pdf 0080-REV.pdf
p-tert-Butyltoluene 0085.pdf 0085-REV.pdf
Cadmium dust (as Cd) 0087.pdf No revision
Cadmium fume (as Cd) 0088.pdf No revision
Calcium oxide 0093.pdf 0093-REV.pdf
Camphor (synthetic) 0096.pdf 0096-REV.pdf
Carbaryl 0100.pdf 0100-REV.pdf
Carbon dioxide 0103.pdf No revision
Carbon disulfide 0104.pdf No revision
Carbon monoxide 0105.pdf No revision
Carbon tetrachloride 0107.pdf 0107-REV.pdf
Chlordane 0112.pdf No revision
Chlorinated camphene 0113.pdf No revision
Chlorinated diphenyl oxide 0114.pdf No revision
Chlorine 0115.pdf No revision
Chlorine dioxide 0116.pdf No revision
Chlorine trifluoride 0117.pdf No revision
Chloroacetaldehyde 0118.pdf No revision
alpha-Chloroacetophenone 0119.pdf No revision
Chlorobenzene 0121.pdf 0121-REV.pdf
o-Chlorobenzylidene malononitrile 0122.pdf 0122-REV.pdf
Chlorobromomethane 0123.pdf No revision
Chlorodiphenyl (42% chlorine) 0125.pdf No revision
Chlorodiphenyl (54% chlorine) 0126.pdf No revision
Chloroform 0127.pdf No revision
1-Chloro-1-nitropropane 0130.pdf No revision
Chloropicrin 0132.pdf 0132-REV.pdf
beta-Chloroprene 0133.pdf 0133-REV.pdf
Chromic acid and chromates 0138.pdf No revision
Chromium(III) compounds (as Cr) 0140.pdf No revision
Chromium metal 0141.pdf No revision
Coal tar pitch volatiles 0145.pdf No revision
Cobalt metal dust and fume (as Co) 0146.pdf No revision
Copper (dusts and mists, as Cu) 0150.pdf No revision
Copper fume (as Cu) 0151.pdf No revision
Crag 0153.pdf No revision
Crotonaldehyde 0157.pdf No revision
Cumene 0159.pdf No revision
Cyclohexane 0163.pdf No revision
Cyclohexanol 0165.pdf No revision
Cyclohexene 0167.pdf No revision
Cyclopentadiene 0170.pdf No revision
2,4-D 0173.pdf No revision
Decaborane 0175.pdf 0175-REV.pdf
Demeton 0177.pdf No revision
Diazomethane 0182.pdf No revision
Diborane 0183.pdf No revision
Dibutyl phosphate 0186.pdf No revision
Dibutyl phthalate 0187.pdf No revision
o-Dichlorobenzene 0189.pdf No revision
p-Dichlorobenzene 0190.pdf No revision
Dichlorodifluoromethane 0192.pdf No revision
1,3-Dichloro-5,5-dimethylhydantoin 0193.pdf No revision
1,1-Dichloroethane 0194.pdf No revision
1,2-Dichloroethylene 0195.pdf No revision
Dichloroethyl ether 0196.pdf No revision
Dichloromonofluoromethane 0197.pdf No revision
1,1-Dichloro-1-nitroethane 0198.pdf No revision
Dichlorotetrafluoroethane 0201.pdf No revision
Dichlorvos 0202.pdf No revision
Diethylamine 0209.pdf No revision
2-Diethylaminoethanol 0210.pdf No revision
Difluorodibromomethane 0214.pdf No revision
Diisopropylamine 0217.pdf No revision
Dimethyl acetamide 0218.pdf No revision
Dimethylamine 0219.pdf No revision
N,N-Dimethylaniline 0223.pdf No revision
Dimethyl-1,2-dibromo-2,2-dichlorethyl ph 0225.pdf No revision
Dimethylformamide 0226.pdf No revision
Dimethylphthalate 0228.pdf No revision
Dimethyl sulfate 0229.pdf No revision
o-Dinitrobenzene 0231.pdf No revision
Dinitrotoluene 0235.pdf No revision
Dioxane 0237.pdf No revision
Diphenyl 0239.pdf No revision
Dipropylene glycol methyl ether 0241.pdf No revision
Endrin 0252.pdf No revision
Epichlorohydrin 0254.pdf No revision
EPN 0255.pdf No revision
Ethanolamine 0256.pdf No revision
2-Ethoxyethanol 0258.pdf No revision
2-Ethoxyethyl acetate 0259.pdf No revision
Ethyl acetate 0260.pdf No revision
Ethyl acrylate 0261.pdf No revision
Ethylamine 0263.pdf No revision
Ethyl benzene 0264.pdf No revision
Ethyl bromide 0265.pdf No revision
Ethyl butyl ketone 0266.pdf No revision
Ethyl chloride 0267.pdf No revision
Ethylene chlorohydrin 0268.pdf No revision
Ethylenediamine 0269.pdf No revision
Ethylene dibromide 0270.pdf No revision
Ethyl ether 0277.pdf No revision
Ethyl formate 0278.pdf No revision
N-Ethylmorpholine 0281.pdf No revision
Ethyl silicate 0282.pdf No revision
Ferbam 0286.pdf No revision
Ferrovanadium dust 0287.pdf No revision
Fluorine 0289.pdf No revision
Fluorotrichloromethane 0290.pdf No revision
Formic acid 0296.pdf No revision
Furfural 0297.pdf No revision
Glycidol 0303.pdf No revision
Graphite (natural) 0306.pdf No revision
Hafnium 0309.pdf No revision
Heptachlor 0311.pdf No revision
n-Heptane 0312.pdf No revision
Hexachloroethane 0316.pdf No revision
Hexachloronaphthalene 0317.pdf No revision
n-Hexane 0322.pdf No revision
sec-Hexyl acetate 0327.pdf No revision
Hydrogen bromide 0331.pdf No revision
Hydrogen chloride 0332.pdf No revision
Hydrogen cyanide 0333.pdf No revision
Hydrogen fluoride (as F) 0334.pdf No revision
Hydrogen peroxide 0335.pdf No revision
Hydrogen selenide 0336.pdf No revision
Hydrogen sulfide 0337.pdf No revision
Iodine 0342.pdf No revision
Iron oxide dust and fume (as Fe) 0344.pdf No revision
Isoamyl acetate 0347.pdf No revision
Isoamyl alcohol (primary) 0348.pdf No revision
Isoamyl alcohol (secondary) 0349.pdf No revision
Isobutyl acetate 0351.pdf No revision
Isobutyl alcohol 0352.pdf No revision
Isopropyl acetate 0358.pdf No revision
Isopropyl alcohol 0359.pdf No revision
Isopropylamine 0360.pdf No revision
Isopropyl ether 0362.pdf No revision
Ketene 0367.pdf No revision
Lindane 0370.pdf No revision
Lithium hydride 0371.pdf No revision
L.P.G. 0372.pdf No revision
Magnesium oxide fume 0374.pdf No revision
Malathion 0375.pdf No revision
Maleic anhydride 0376.pdf No revision
Manganese compounds and fume (as Mn) 0379.pdf No revision
Mercury compounds [except (organo) alkyl 0383.pdf No revision
Mercury (organo) alkyl compounds (as Hg) 0384.pdf No revision
Methoxychlor 0388.pdf No revision
Methyl acetate 0391.pdf No revision
Methyl acetylene 0392.pdf No revision
Methyl acetylene-propadiene mixture 0393.pdf No revision
Methyl acrylate 0394.pdf No revision
Methylal 0396.pdf No revision
Methyl alcohol 0397.pdf No revision
Methylamine 0398.pdf No revision
Methyl bromide 0400.pdf No revision
Methyl Cellosolve 0401.pdf No revision
Methyl Cellosolve acetate 0402.pdf No revision
Methyl chloride 0403.pdf No revision
Methyl chloroform 0404.pdf No revision
Methylcyclohexane 0406.pdf No revision
Methylcyclohexanol 0407.pdf No revision
o-Methylcyclohexanone 0408.pdf No revision
Methylene bisphenyl isocyanate 0413.pdf No revision
Methylene chloride 0414.pdf No revision
Methyl formate 0417.pdf No revision
5-Methyl-3-heptanone 0418.pdf No revision
Methyl iodide 0420.pdf No revision
Methyl isobutyl carbinol 0422.pdf No revision
Methyl isocyanate 0423.pdf No revision
Methyl methacrylate 0426.pdf No revision
alpha-Methyl styrene 0429.pdf No revision
Mica (containing less than 1% quartz) 0431.pdf No revision
Molybdenum 0433.pdf No revision
Molybdenum (soluble compounds, as Mo) 0434.pdf No revision
Monomethyl aniline 0436.pdf No revision
Morpholine 0437.pdf No revision
Naphtha (coal tar) 0438.pdf No revision
Naphthalene 0439.pdf No revision
Nickel carbonyl 0444.pdf No revision
Nickel metal and other compounds (as Ni) 0445.pdf No revision
Nicotine 0446.pdf No revision
Nitric acid 0447.pdf No revision
Nitric oxide 0448.pdf No revision
p-Nitroaniline 0449.pdf No revision
Nitrobenzene 0450.pdf No revision
p-Nitrochlorobenzene 0452.pdf No revision
Nitroethane 0453.pdf No revision
Nitrogen dioxide 0454.pdf No revision
Nitrogen trifluoride 0455.pdf No revision
Nitromethane 0457.pdf No revision
1-Nitropropane 0459.pdf No revision
o-Nitrotoluene 0462.pdf No revision
m-Nitrotoluene 0463.pdf No revision
p-Nitrotoluene 0464.pdf No revision
Octachloronaphthalene 0468.pdf No revision
Octane 0470.pdf No revision
Oil mist (mineral) 0472.pdf No revision
Osmium tetroxide 0473.pdf No revision
Oxalic acid 0474.pdf No revision
Oxygen difluoride 0475.pdf No revision
Ozone 0476.pdf No revision
Paraquat (Paraquat dichloride) 0478.pdf No revision
Parathion 0479.pdf No revision
Pentaborane 0481.pdf No revision
Pentachloronaphthalene 0483.pdf No revision
Pentachlorophenol 0484.pdf No revision
n-Pentane 0486.pdf No revision
Perchloromethyl mercaptan 0489.pdf No revision
Perchloryl fluoride 0490.pdf No revision
Petroleum distillates (naphtha) 0492.pdf No revision
Phenol 0493.pdf No revision
p-Phenylene diamine 0495.pdf No revision
Phenyl ether (vapor) 0496.pdf No revision
Phenyl ether-biphenyl mixture (vapor) 0497.pdf No revision
Phosdrin 0503.pdf No revision
Phosgene 0504.pdf No revision
Phosphine 0505.pdf No revision
Phosphoric acid 0506.pdf No revision
Phosphorus (yellow) 0507.pdf No revision
Phosphorus pentachloride 0509.pdf No revision
Phosphorus pentasulfide 0510.pdf No revision
Phosphorus trichloride 0511.pdf No revision
Phthalic anhydride 0512.pdf No revision
Picric acid 0515.pdf No revision
Pival 0516.pdf No revision
Platinum (soluble salts, as Pt) 0520.pdf No revision
Portland cement 0521.pdf 0521-REV.pdf
Potassium cyanide (as CN) 0522.pdf No revision
Propane 0524.pdf No revision
n-Propyl acetate 0532.pdf No revision
n-Propyl alcohol 0533.pdf No revision
Propylene dichloride 0534.pdf No revision
Propylene imine 0537.pdf No revision
Propylene oxide 0538.pdf No revision
n-Propyl nitrate 0539.pdf No revision
Pyrethrum 0540.pdf No revision
Pyridine 0541.pdf No revision
Quinone 0542.pdf No revision
Rhodium (metal fume and insoluble compou 0544.pdf No revision
Rhodium (soluble compounds, as Rh) 0545.pdf No revision
Ronnel 0546.pdf No revision
Rotenone 0548.pdf No revision
Selenium 0550.pdf No revision
Selenium hexafluoride 0551.pdf No revision
Silica, amorphous 0552.pdf No revision
Silica, crystalline (as respirable dust) 0553.pdf No revision
Silver (metal dust and soluble compounds 0557.pdf No revision
Soapstone (containing less than 1% quart 0558.pdf No revision
Sodium fluoride (as F) 0563.pdf No revision
Sodium fluoroacetate 0564.pdf No revision
Sodium hydroxide 0565.pdf No revision
Stibine 0568.pdf No revision
Stoddard solvent 0569.pdf No revision
Strychnine 0570.pdf No revision
Styrene 0571.pdf No revision
Sulfur dioxide 0575.pdf No revision
Sulfuric acid 0577.pdf No revision
Sulfur monochloride 0578.pdf No revision
Sulfur pentafluoride 0579.pdf No revision
Sulfuryl fluoride 0581.pdf No revision
2,4,5-T 0583.pdf No revision
Talc (containing no asbestos and less th 0584.pdf No revision
Tantalum (metal and oxide dust, as Ta) 0585.pdf No revision
TEDP 0586.pdf No revision
Tellurium 0587.pdf No revision
Tellurium hexafluoride 0588.pdf No revision
TEPP 0590.pdf No revision
o-Terphenyl 0591.pdf No revision
m-Terphenyl 0592.pdf No revision
p-Terphenyl 0593.pdf No revision
1,1,1,2-Tetrachloro-2,2- difluoroethane 0595.pdf No revision
1,1,2,2-Tetrachloro-1,2- difluoroethane 0596.pdf No revision
1,1,2,2-Tetrachloroethane 0598.pdf No revision
Tetrachloroethylene 0599.pdf No revision
Tetrachloronaphthalene 0600.pdf No revision
Tetraethyl lead (as Pb) 0601.pdf No revision
Tetrahydrofuran 0602.pdf No revision
Tetramethyl lead (as Pb) 0603.pdf No revision
Tetranitromethane 0605.pdf No revision
Tetryl 0607.pdf No revision
Thallium (soluble compounds, as Tl) 0608.pdf No revision
Thiram 0612.pdf No revision
Tin 0613.pdf No revision
Tin (organic compounds, as Sn) 0614.pdf No revision
Titanium dioxide 0617.pdf No revision
Toluene 0619.pdf No revision
o-Toluidine 0622.pdf No revision
Tributyl phosphate 0625.pdf No revision
1,1,2-Trichloroethane 0628.pdf No revision
Trichloronaphthalene 0630.pdf No revision
1,2,3-Trichloropropane 0631.pdf No revision
1,1,2-Trichloro-1,2,2- trifluoroethane 0632.pdf No revision
Trifluorobromomethane 0634.pdf No revision
Triethylamine 0636.pdf No revision
2,4,6-Trinitrotoluene 0641.pdf No revision
Triorthocresyl phosphate 0642.pdf No revision
Triphenyl phosphate 0644.pdf No revision
Turpentine 0648.pdf No revision
Uranium (insoluble compounds, as U) 0650.pdf No revision
Uranium (soluble compounds, as U) 0651.pdf No revision
Vanadium dust 0653.pdf No revision
Vanadium fume 0654.pdf No revision
Vinyl toluene 0663.pdf No revision
Warfarin 0665.pdf No revision
o-Xylene 0668.pdf No revision
Xylidine 0672.pdf No revision
Yttrium 0673.pdf No revision
Zinc chloride fume 0674.pdf No revision
Zinc oxide 0675.pdf No revision
Zirconium compounds (as Zr) 0677.pdf No revision


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