C.I. Pigment Yellow 36
Cadmium and compounds
Caffeine
Calcium arsenate
Calcium chromate
Calcium cyanamide
Calcium hydroxyde
Calcium oxide
Calcium silicate
Calcium sulfate dihydrate
Campher, synthetic
Caprolactam
Captafol
Captan
Carbadox
Carbaryl
Carbendazim
Carbitol Acetate
Carbofuran
Carbon black
Carbon dioxide
Carbon disulfide
Carbon monoxide
Carbon tetrabromide
Carbon tetrachloride
4,4'-carbonimidoylbis[N,N-dimethylaniline]
Carbonyl fluoride
3-Carene; 3,7,7-trimethyl bicyclohep-3-ene
Catechol
Ceramic fibres
Cesium hydroxide
1-Chloro-1,1-difluoroethane
1-Chloro-1-nitropropane
4-Chloro-2-methylaniline
4-Chloro-3-methylphenol
Chloramphenicol
Chlordane
Chlorinated Camphene
Chlorinated diphenyl oxide
Chlorine
Chlorine dioxide
Chlorine trifluoride
Chloroacetaldehyde
2-Chloroacetophenone
Chloroacetyl chloride
4-Chloroaniline
Chlorobenzene
(Chlorobenzilidene)malononitrile, 2
Chlorobromomethane
1-Chlorobutane
Chlorodifluoromethane
Chlorodiphenyl (42% Cl)
Chlorodiphenyl (54% Cl)
Chlorofluoromethane
Chloroform
Chloronaphthalene
Chloropentafluorethane
3-Chlorophenol
4-chlorophenol
Chlorophenol
2-Chlorophenol
Chloropicrin

Chloroplatinates
Chloroprene, beta
2-Chloropropionic acid
4-Chloro-ortho-phenylenediamine
Chlorostyrene, o
Chlorosulphonic acid
o-Chlorotoluene
Chlorotrifluoromethane
Chlorotrimethylsilane
Chlorozotocin
Chlorpromazine
Chlorpyrifos
Chromium (II) inorganic compounds
Chromium (III) chromate
Chromium (III) insoluble compounds
Chromium (III) water-soluble compounds
Chromium (VI) soluble compounds
Chromium metal as Cr
Chromium trioxide
Cis-cyclohexane-1,2-dicarboxylic anhydride
Cisplatin
Clopidol
Coal dust
Coal tar
Coal tar
Cobalt
Cobalt carbonyl
Cobalt Chloride
Cobalt hydrocarbonyl
Cobalt sulfate
Copper
Copper(II) sulfate
Cortisone
Cotton dust
Cresol (all isomers)
Cresyl glycidyl ether; [(p-tolyloxy)methyl]oxirane
Cristobalite
Crotonaldehyde
Crotonaldehyde, trans
Crufomate
Cumene
Cyanamide
Cyanides (incl. hydrogen cyanide)
Cyanogen
Cyanogen chloride
Cyclic acid anhydrides
Cyclohexane
Cyclohexane-1,2-dicarboxylic anhydride
trans-cyclohexane-1,2-dicarboxylic anhydride
Cyclohexanol
Cyclohexanone
Cyclohexene
Cyclohexylamine
Cyclonite
Cyclopentadiene
Cyclopentane
Cyclopentanone
Cyclophosphamide
Cyclopropane
Cyclosporin
Cyfluthrin, beta
Cyhexatin

Dacarbazine
DDT
Decaborane
Demeton
Demeton-O-methyl
Demeton-S-methyl
2,4-DES
Desfluran
Dexamethasone
Diacetone alcohol
Diacetyl
Diacetylbenzidine, N,N-
dialuminium chloride pentahydroxide
o-Dianisidine; 3,3'-Dimethoxy benzidine
Diazinon
Diborane
1,2-Dibromo-3-chloropropane
Dibutulphtalate
Dibutyl phenyl phosfate
Dibutyl phosphate
Dibutylaminoethanol, 2-N
1,1-Dichloro-1-nitroethane
1,4-Dichloro-2-butene
1,3-Dichloro-5,5-dimethyl hydantoin
1,1-Dichloro ethane
Dichloro ethyl ether
Dichloro methane
Dichloroacetylene
1,3-Dichlorobenzene
Dichlorobenzene, o
Dichlorobenzene, p
Dichlorobromomethane
Dichlorodifluoromethane
1,2-Dichloroethane
1,2-Dichloroethylene
Dichlorofluoromethane
Dichloromethylbenzene
2,4-Dichlorophenoxyacetic acid
Dichloropropene
1,3-Dichloropropene
2,2-Dichloropropionic acid
Dichlorotetrafluoroethane
2,4-Dichlorotoluene
Dichlorotrifluoroethane
Dichlorvos
Dicrotophos
Dicyclopentadiene
Dicyclopentadienyl iron
Dieldrin
Diesel fuel
Diethanolamine
Diethyl ketone
Diethyl sulfate
Diethylamine
2-Diethylaminoethanol
Diethylene triamine
Diethyleneglycol (mono)alkylethers

Diethylnitrosoamine
Difluorobromomethane
Diglycidyl ether
Diglycidylresorcinol ether
6,7-dihydrodipyrido[1,2-a:2',1'-c]pyrazinediylium dihydroxide
Diisobutyl ketone
Diisopropylamine
2,6-Diisopropylphenyl isocyanate
Dimethyl acetamide, N,N-
Dimethyl adipate
2,3-Dimethyl butane
2,2-Dimethyl butane
Dimethyl disulphide
Dimethyl glutarate
Dimethyl phthalate
Dimethyl succinate
Dimethyl sulfate
Dimethyl sulphide
1,1'-Dimethyl-4,4'-bipyridinium
Dimethylamine
Dimethylaniline, N,N-
Dimethylethanolamine, N,N
Dimethylethoxysilane
Dimethylethylamine, N,N-; Ethyldimethylamine
Dimethylformamide
N,N-Dimethylhydrazine
1,2-Dimethylhydrazine
Dimethylisopropylamine, N,N
2,2-Dimethylpropane
1,1-Dimethylpropyl methyl ether; tert-Amyl methyl ether
Dimethylsulfoxide
Dimethylsulphamoyl chloride
Dinitolmide
Dinitro-o-cresol
Dinitrobenzene (all isomers)
2,6-Dinitrotoluene
3,4-Dinitrotoluene
1,4-Dioxane
Dioxathion
1,3-Dioxolane
Diphenylamine
Diphenylmethan-4,4'-diisocyanat polymer
Dipropyl ether
Dipropyl ketone
Dipropylene Glycol Methyl Ether
Disulfiram
Disulfoton
Diuron
1,3-Divinyl benzene
1,4-Divinylbenzene
1,4-Divinylbenzene
1,2-Divinylbenzene
Dodecan-1-ol
Dust (inhalable and respirable)
Dust Thermosetting plastics
Dyfonate