Regulations last checked for updates: May 16, 2024

Title 40 - Protection of Environment last revised: May 14, 2024
Appendix - Table 4 to Subpart JJ of Part 63—Pollutants Excluded From Use in Cleaning and Washoff Solvents
Chemical name CAS No.
4-Aminobiphenyl92671
Styrene oxide96093
Diethyl sulfate64675
N-Nitrosomorpholine59892
Dimethyl formamide68122
Hexamethylphosphoramide680319
Acetamide60355
4,4′-Methylenedianiline101779
o-Anisidine90040
2,3,7,8-Tetrachlorodibenzo-p-dioxin1746016
Beryllium salts
Benzidine92875
N-Nitroso-N-methylurea684935
Bis (chloromethyl) ether542881
Dimethyl carbamoyl chloride79447
Chromium compounds (hexavalent)
1,2-Propylenimine (2-Methyl aziridine)75558
Arsenic and inorganic arsenic compounds99999904
Hydrazine302012
1,1-Dimethyl hydrazine57147
Beryllium compounds7440417
1,2-Dibromo-3-chloropropane96128
N-Nitrosodimethylamine62759
Cadmium compounds
Benzo (a) pyrene50328
Polychlorinated biphenyls (Aroclors)1336363
Heptachlor76448
3,3′-Dimethyl benzidine119937
Nickel subsulfide12035722
Acrylamide79061
Hexachlorobenzene118741
Chlordane57749
1,3-Propane sultone1120714
1,3-Butadiene106990
Nickel refinery dust
2-Acetylaminoflourine53963
3,3′-Dichlorobenzidine53963
Lindane (hexachlorcyclohexane, gamma)58899
2,4-Toluene diamine95807
Dichloroethyl ether (Bis(2-chloroethyl) ether)111444
1,2-Diphenylhydrazine122667
Toxaphene (chlorinated camphene)8001352
2,4-Dinitrotoluene121142
3,3′-Dimethoxybenzidine119904
Formaldehyde50000
4,4′-Methylene bis (2-chloroaniline)101144
Acrylonitrile107131
Ethylene dibromide (1,2-Dibromoethane)106934
DDE (1,1-p-chlorophenyl 1-2 dichloroethylene)72559
Chlorobenzilate510156
Dichlorvos62737
Vinyl chloride75014
Coke Oven Emissions
Ethylene oxide75218
Ethylene thiourea96457
Vinyl bromide (bromoethene)593602
Selenium sulfide (mono and di)7488564
Chloroform67663
Pentachlorophenol87865
Ethyl carbamate (Urethane)51796
Ethylene dichloride (1,2-Dichloroethane)107062
Propylene dichloride (1,2-Dichloropropane)78875
Carbon tetrachloride56235
Benzene71432
Methyl hydrazine60344
Ethyl acrylate140885
Propylene oxide75569
Aniline62533
1,4-Dichlorobenzene(p)106467
2,4,6-Trichlorophenol88062
Bis (2-ethylhexyl) phthalate (DEHP)117817
o-Toluidine95534
Propoxur114261
1,4-Dioxane (1,4-Diethyleneoxide)123911
Acetaldehyde75070
Bromoform75252
Captan133062
Epichlorohydrin106898
Methylene chloride (Dichloromethane)75092
Dibenz (ah) anthracene53703
Chrysene218019
Dimethyl aminoazobenzene60117
Benzo (a) anthracene56553
Benzo (b) fluoranthene205992
Antimony trioxide1309644
2-Nitropropane79469
1,3-Dichloropropene542756
7, 12-Dimethylbenz(a) anthracene57976
Benz(c) acridine225514
Indeno(1,2,3-cd)pyrene193395
1,2:7,8-Dibenzopyrene189559
[63 FR 71382, Dec. 28, 1998]
authority: 42 U.S.C. 7401
source: 57 FR 61992, Dec. 29, 1992, unless otherwise noted.