Regulations last checked for updates: Nov 22, 2024

Title 40 - Protection of Environment last revised: Nov 20, 2024
Appendix - Table 16 to Subpart XXXX of Part 63—Selected Hazardous Air Pollutants

You must use the information listed in the following table to determine which emission limit in the HAP constituent options in Tables 1 through 3 to this subpart is applicable to you:

CAS No. Selected hazardous air pollutants
50000Formaldehyde
51796Ethyl carbamate (Urethane)
539632-Acetylaminofluorene
56235Carbon tetrachloride
571471,1-Dimethyl hydrazine
57578beta-Propiolactone
58899Lindane (all isomers)
59892N-Nitrosomorpholine
60117Dimethyl aminoazobenzene
62759N-Nitrosodimethylamine
64675Diethyl sulfate
67663Chloroform
67721Hexachloroethane
71432Benzene (including benzene from gasoline)
75014Vinyl chloride
75070Acetaldehyde
75092Methylene chloride (Dichloromethane)
75218Ethylene oxide
755581,2-Propylenimine (2-Methyl aziridine)
75569Propylene oxide
77781Dimethyl sulfate
79061Acrylamide
79447Dimethyl carbamoyl chloride
794692-Nitropropane
880622,4,6-Trichlorophenol
919413,3-Dichlorobenzidene
926714-Aminobiphenyl
92875Benzidine
95534o-Toluidine
958072,4-Toluene diamine
961281,2-Dibromo-3-chloropropane
96457Ethylene thiourea
98077Benzotrichloride
1011444,4-Methylene bis(2-chloroaniline)
1017794,4-Methylenedianiline
1064671,4-Dichlorobenzene(p)
106898Epichlorohydrin (l-Chloro-2,3-epoxypropane)
106934Ethylene dibromide (Dibromoethane)
1069901,3-Butadiene
107062Ethylene dichloride (1,2-Dichloroethane)
107131Acrylonitrile
107302Chloromethyl methyl ether
117817Bis(2-ethylhexyl)phthalate (DEHP)
118741Hexachlorobenzene
1199043,3-Dimethoxybenzidine
1199373,3-Dimethyl benzidine
1226671,2-Diphenylhydrazine
1239111,4-Dioxane (1,4-Diethyleneoxide)
127184Tetrachloroethylene (Perchloroethylene)
140885Ethyl acrylate
302012Hydrazine
5427561,3-Dichloropropene
542881Bis(chloromethyl)ether
680319Hexamethylphosphoramide
684935N-Nitroso-N-methylurea
11207141,3-Propane sultone
1332214Asbestos
1336363Polychlorinated biphenyls (Aroclors)
17460162,3,7,8-Tetrachlorodibenzo-p-dioxin
8001352Toxaphene (chlorinated camphene)
Arsenic Compounds
Chromium Compounds
Coke Oven Emissions
authority: 42 U.S.C. 7401
source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.