CFR
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116.4—Designation of hazardous substances.
The elements and compounds appearing in Tables 116.4 A and B are designated as hazardous substances in accordance with section 311(b)(2)(A) of the Act. This designation includes any isomers and hydrates, as well as any solutions and mixtures containing these substances. Synonyms and Chemical Abstract System (CAS) numbers have been added for convenience of the user only. In case of any disparity the common names shall be considered the designated substance.
| Common name | CAS No. | Synonyms | Isomers | CAS No. |
|---|---|---|---|---|
| Acetaldehyde | 75070 | Ethanal, ethyl aldehyde, acetic aldehyde | ||
| Acetic acid | 64197 | Glacial acetic acid, vinegar acid | ||
| Acetic anhydride | 108247 | Acetic oxide, acetyl oxide | ||
| Acetone cyanohydrin | 75865 | 2-methyllactonitrile, alpha-hydroxyisobutyronitrile | ||
| Acetyl bromide | 506967 | |||
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| Acetyl chloride | 79367 | |||
| Acrolein | 107028 | 2-propenal, acrylic aldehyde, acrylaldehyde, acraldehyde | ||
| Acrylonitrile | 107131 | Cyanoethylene, Fumigrain, Ventox, propeneitrile, vinyl cyanide | ||
| Adipic acid | 124049 | Hexanedioic acid | ||
| Aldrin | 309002 | Octalene, HHDN | ||
| Allyl alcohol | 107186 | 2-propen-1-ol, 1-propenol-3, vinyl carbinol | ||
| Allyl chloride | 107051 | 3-chloropropene, 3-chloropropylene, Chlorallylene | ||
| Aluminum sulfate | 10043013 | Alum | ||
| Ammonia | 7664417 | |||
| Ammonium acetate | 631618 | Acetic acid ammonium, salt | ||
| Ammonium benzoate | 1863634 | |||
| Ammonium bicarbonate | 1066337 | Acid ammonium carbonate, ammonium hydrogen carbonate | ||
| Ammonium bichromate | 7789095 | |||
| Ammonium bifluoride | 1341497 | Acid ammonium fluoride, ammonium hydrogen fluoride | ||
| Ammonium bisulfite | 10192300 | |||
| Ammonium carbamate | 1111780 | Ammonium aminoformate | ||
| Ammonium carbonate | 506876 | |||
| Ammonium chloride | 12125029 | Ammonium muriate, sal ammoniac, salmiac, Amchlor | ||
| Ammonium chromate | 7788989 | |||
| Ammonium citrate dibasic | 3012655 | Diammonium citrate, citric acid diammonium salt | ||
| Ammonium fluoborate | 13826830 | Ammonium fluoroborate, ammonium borofluoride | ||
| Ammonium fluoride | 12125018 | Neutral ammonium fluoride | ||
| Ammonium hydroxide | 1336216 | |||
| Ammonium oxalate | 6009707 | |||
| 5972736 | ||||
| 14258492 | ||||
| Ammonium silicofluoride | 16919190 | Ammonium fluosilicate | ||
| Ammonium sulfamate | 7773060 | Ammate, AMS, ammonium amidosulfate | ||
| Ammonium sulfide | 12135761 | |||
| Ammonium sulfite | 10196040 | |||
| 10192300 | ||||
| Ammonium tartrate | 3164292 | Tartaric acid ammonium salt | ||
| 14307438 | ||||
| Ammonium thiocyanate | 1762954 | Ammonium rhodanide, ammonium sulfocyanate, ammonium sulfocyanide | ||
| Amly acetate | 628637 | Amylacetic ester | iso- | 123922 |
| Pear oil | sec- | 626380 | ||
| Banana oil | tert- | 625161 | ||
| Aniline | 62533 | Aniline oil, phenylamine, aminobenzene, aminophen, kyanol | ||
| Antimony pentachloride | 7647189 | |||
| Antimony potassium tartrate | 28300745 | Tartar emetic, tartrated antimony, tartarized antimony, potassium antimonyltartrate | ||
| Antimony tribromide | 7789619 | |||
| Antimony trichloride | 10025919 | Butter of antimony | ||
| Antimony trifluoride | 7783564 | Antimony fluoride | ||
| Antimony trioxide | 1309644 | Diantimony trioxide, flowers of antimony | ||
| Arsenic disulfide | 1303328 | Red arsenic sulfide | ||
| Arsenic pentoxide | 1303282 | Arsenic acid anhydride, arsenic oxide | ||
| Arsenic trichloride | 7784341 | Arsenic chloride, arsenious chloride, arsenous chloride, butter of arsenic | ||
| Arsenic trioxide | 1327533 | Arsenious acid, arsenious oxide, white arsenic | ||
| Arsenic trisulfide | 1303339 | Arsenious sulfide, yellow arsenic sulfide | ||
| Barium cyanide | 542621 | |||
| Benzene | 71432 | Cyclohexatriene, benzol | ||
| Benzoic acid | 65850 | Benzenecarboxylic acid, phenylformic acid, dracylic acid | ||
| Benzonitrile | 100470 | Phenyl cyanide, cyanobenzene | ||
| Benzoyl chloride | 98884 | Benzenecarbonyl chloride | ||
| Benzyl chloride | 100447 | |||
| Beryllium chloride | 7787475 | |||
| Beryllium fluoride | 7787497 | |||
| Beryllium nitrate | 7787555 | |||
| 13597994 | ||||
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| Butyl acetate | 123864 | Acetic acid butyl ester | iso- | 110190 |
| sec- | 105464 | |||
| tert- | 540885 | |||
| Butylamine | 109739 | 1-aminobutane | iso- | 78819 |
| sec- | 513495 | |||
| sec- | 13952846 | |||
| tert- | 75649 | |||
| n/butyl phthalate | 84742 | 1.2-benzenedicarboxylic acid, dibutyl ester, dibutyl phthalate | ||
| Butyric acid | 107926 | Butanoic acid, ethylacetic acid | iso- | 79312 |
| Cadmium acetate | 543908 | |||
| Cadmium bromide | 7789426 | |||
| Cadmium chloride | 10108642 | |||
| Calcium arsenate | 7778441 | Tricalcium orthoarsenate | ||
| Calcium arsenite | 52740166 | |||
| Calcium carbide | 75207 | Carbide, acetylenogen | ||
| Calcium chromate | 13765190 | Calcium chrome yellow, geblin, yellow ultramarine | ||
| Calcium cyanide | 592018 | |||
| Calcium dodecylbenzenesulfonate | 26264062 | |||
| Calcium hypochlorite | 7778543 | |||
| Captan | 133062 | Orthocide-406, SR-406, Vancide-89 | ||
| Carbaryl | 63252 | Sevin | ||
| Carbofuran | 1563662 | Furadan | ||
| Carbon disulfide | 75150 | Carbon bisulfide, dithiocarbonic anhydride | ||
| Carbon tetrachloride | 56235 | Tetrachloromethane Perchloromethane | ||
| Chlordane | 57749 | Toxichlor, chlordan | ||
| Chlorine | 75003 | |||
| Chlorobenzene | 108907 | Monochlorobenzene, benzene chloride | ||
| Chloroform | 67663 | Trichloromethane | ||
| Chlorpyrifos | 2921882 | Dursban | ||
| Chlorosulfonic acid | 7790945 | Sulfuric chlorohydrin | ||
| Chromic acetate | 1066304 | |||
| Chromic acid | 11115745 | Chromic anhydride, chromium trioxide | ||
| Chromic sulfate | 10101538 | |||
| Chromous chloride | 10049055 | |||
| Cobaltous bromide | 7789437 | Cobalt bromide | ||
| Coabaltous formate | 544183 | Cobalt formate | ||
| Cobaltous sulfamate | 14017415 | Cobalt sulfamate | ||
| Coumaphos | 56724 | Co-Ral | ||
| Cresol | 1319773 | Cresylic acid | m- | 108394 |
| Hydroxytoluene | o- | 95487 | ||
| p- | 106445 | |||
| Crotonaldehyde | 4170303 | 2-butenal propylene aldelhyde | ||
| Cupric acetate | 142712 | Copper acetate, crystalized verdigris | ||
| Cupric acetoarsenite | 12002038 | Copper acetoarsenite, copper acetate arsenite, Paris green | ||
| Cupric chloride | 7447394 | Copper chloride | ||
| Cupric nitrate | 3251238 | Copper nitrate | ||
| Cupric oxalate | 5893663 | Copper oxalate | ||
| Cupric sulfate | 7758987 | Copper sulfate | ||
| Cupric sulfate, ammoniated | 10380297 | Ammoniated copper sulfate | ||
| Cupric tartrate | 815827 | Copper tartrate | ||
| Cyanogen chloride | 506774 | |||
| Cyclohexane | 110827 | Hexahydrobenzene, hexamethylene, hexanaphthene | ||
| 2,4-D acid | 94757 | 2,4-dichlorophenoxyacetic acid | ||
| 2,4-D ester | 94111 | 2,4-dichlorophenoxyacetic acid ester | ||
| 94791 | ||||
| 94804 | ||||
| 1320189 | ||||
| 1928387 | ||||
| 1928616 | ||||
| 1929733 | ||||
| 2971382 | ||||
| 25168267 | ||||
| 53467111 | ||||
| DDT | 50293 | p,p′-DDT | ||
| Diazinon | 333415 | Dipofene, Diazitol, Basudin, Spectracide | ||
| Dicamba | 1918009 | 2-methoxy-3,6-dichlorobenzoic acid | ||
| Dichlobenil | 1194656 | 2,6-dichlorobenzonitrile, 2,6-DBN | ||
| Dichlone | 117806 | Phygon, dichloronaphthoquinone | ||
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| Dichlorobenzene | 25321226 | Di-chloricide | Ortho | 95501 |
| Paramoth (Para) | Para | 106467 | ||
| Dichloropropane | 26638197 | Propylene dichloride | 1,1 | 78999 |
| 1,2 | 78875 | |||
| 1,3 | 142289 | |||
| Dichloropropene | 26952238 | 1,3 | 542756 | |
| 2,3 | 78886 | |||
| Dichloropropene-dichloropropane (mixture) | 8003198 | D-D mixture Vidden D | ||
| 2,2-Dichloropropionic acid | 75990 | Dalapon | ||
| Dichlorvos | 62737 | 2,2-dichlorovinyl dimethyl phosphate, Vapona | ||
| Dicofol | 115322 | Di(p-chlorophenyl)-trichloromethylcarbinol, DTMC, dicofol | ||
| Dieldrin | 60571 | Alvit | ||
| Diethylamine | 109897 | |||
| Dimethylamine | 124403 | |||
| Dinitrobenzene (mixed) | 25154545 | Dinitrobenzol | m- | 99650 |
| o- | 528290 | |||
| p- | 100254 | |||
| Dinitrophenol | 51285 | Aldifen | (2,5-) | 329715 |
| (2,4-) | ||||
| (2,6-) | 573568 | |||
| Dinitrotoluene | 25321146 | DNT | 2,4 | 121142 |
| 2,6 | 606202 | |||
| 3,4 | 610399 | |||
| Diquat | 85007 | Aquacide | ||
| 2764729 | Dextrone, Reglone, Diquat dibromide | |||
| Disulfoton | 298044 | Di-syston | ||
| Diuron | 330541 | DCMU, DMU | ||
| Dodecylbenzenesulfonic acid | 27176870 | |||
| Endosulfan | 115297 | Thiodan | ||
| Endrin | 72208 | Mendrin, Compound 269 | ||
| Epichlorohydrin | 106898 | -chloropropylene oxide | ||
| Ethion | 563122 | Nialate, ethyl methylene, phosphorodithioate | ||
| Ethylbenzene | 100414 | Phenylethane | ||
| Ethylenediamine | 107153 | 1,2-diaminoethane | ||
| Ethylenediamine-tetraacetic acid (EDTA) | 60004 | Edetic acid, Havidote, (ethylenedinitrilo)-tetraacetic acid | ||
| Ethylene dibromide | 106934 | 1,2-dibromoethane acetylene dibromide sym-dibromoethylene | ||
| Ethylene dichloride | 107062 | 1,2-dichloroethane sym-bichloroethane | ||
| Ferric ammonium citrate | 1185575 | Ammonium ferric citrate | ||
| Ferric ammonium oxalate | 2944674 | Ammonium ferric oxalate | ||
| 55488874 | ||||
| Ferric chloride | 7705080 | Flores martis, iron trichloride | ||
| Ferric fluoride | 7783508 | |||
| Ferric nitrate | 10421484 | Iron nitrate | ||
| Ferric sulfate | 10028225 | Ferric persulfate, ferric sesquisulfate, ferric tersulfate | ||
| Ferrous ammonium sulfate | 10045893 | Mohr's salt, iron ammonium sulfate | ||
| Ferrous chloride | 7758943 | Iron chloride, iron dichloride, iron protochloride | ||
| Ferrous sulfate | 7720787 | Green vitriol | ||
| 7782630 | Iron vitriol, iron sulfate, iron protosulfate | |||
| Formaldehyde | 50000 | Methyl aldehyde, methanal, formalin | ||
| Formic acid | 64186 | Methanoic acid | ||
| Fumaric acid | 110178 | Trans-butenedioic acid, trans-1,2-ethylenedicarboxylic acid, boletic acid, allomaleic acid | ||
| Furfural | 98011 | 2-furaldehyde, pyromucic aldehyde | ||
| Guthion | 86500 | Gusathion, azinphos-methyl | ||
| Heptachlor | 76448 | Velsicol-104, Drinox, Heptagran | ||
| Hexachlorocyclopentadiene | 77474 | Perchlorocyclopentadiene | ||
| Hydrochloric acid | 7647010 | Hydrogen chloride, muriatic acid | ||
| Hydrofluoric acid | 7664393 | Fluohydric acid | ||
| Hydrogen cyanide | 74908 | Hydrocyanic acid | ||
| Hydrogen sulfide | 7783064 | Hydrosulfuric acid sulfur hydride | ||
| Isoprene | 78795 | 2-methyl-1,3-butadiene | ||
| Isopropanolamine dodecylbenzenesulfonate | 42504461 | |||
| Kepone | 143500 | Chlordecone 1,1a,3,3a,4,5,5,5a,5b,6-decachlorooctahydro-1,3,4-metheno-2H-cyclobuta(cd)pentalen-2-one | ||
| Lead acetate | 301042 | Sugar of lead | ||
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| Lead arsenate | 7784409 | |||
| 7645252 | ||||
| 10102484 | ||||
| Lead chloride | 7758954 | |||
| Lead fluoborate | 13814965 | Lead fluoroborate | ||
| Lead fluoride | 7783462 | Lead difluoride, plumbous fluoride | ||
| Lead iodide | 10101630 | |||
| Lead nitrate | 10099748 | |||
| Lead stearate | 7428480 | Stearic acid lead salt | ||
| 1072351 | ||||
| 52652592 | ||||
| Lead sulfate | 7446142 | |||
| Lead sulfide | 1314870 | Galena | ||
| Lead thiocyanate | 592870 | Lead sulfocyanate | ||
| Lindane | 58899 | Gamma-BHC, gamma-benzene hexachloride | ||
| Lithium chromate | 14307358 | |||
| Malathion | 121755 | Phospothion | ||
| Maleic acid | 110167 | Cis-butenedioic acid, cis-1,2-ethylenedicarboxylic acid, toxilic acid | ||
| Maleic anhydride | 108316 | 2,5-furandione, cis-butenedioic anhydride, toxilic anhydride | ||
| Mercaptodimethur | 203657 | Mesurol | ||
| Mercuric cyanide | 592041 | Mercury cyanide | ||
| Mercuric nitrate | 10045940 | Mercury nitrate, mercury pernitrate | ||
| Mercuric sulfate | 7783359 | Mercury sulfate, mercury persulfate | ||
| Mercuric thiocyanate | 592858 | Mercury thiocyanate, mercuric sulfocyanate, mercuric sulfocyanide | ||
| Mercurous nitrate | 7782867 | |||
| 10415755 | Mercury protonitrate | |||
| Methoxychlor | 72435 | DMDT, methoxy-DDT | ||
| Methyl mercaptan | 74931 | Methanethiol, mercaptomethane, methyl sulfhydrate, thiomethyl alcohol | ||
| Methyl methacrylate | 80626 | Methacrylic acid methyl ester, methyl-2-methyl-2-propenoate | ||
| Methyl parathion | 298000 | Nitrox-80 | ||
| Mevinphos | 7786347 | Phosdrin | ||
| Mexacarbate | 315184 | Zectran | ||
| Monoethylamine | 75047 | Ethylamine, aminoethane | ||
| Monomethylamine | 74895 | Methylamine, aminomethane | ||
| Naled | 300765 | Dibrom | ||
| Naphthalene | 91203 | White tar, tar camphor, naphthalin | ||
| Naphthenic acid | 1338245 | Cyclohexanecarboxylic acid, hexahydrobenzoic acid | ||
| Nickel ammonium sulfate | 15699180 | Ammonium nickel sulfate | ||
| Nickel chloride | 37211055 | Nickelous chloride | ||
| 7718549 | ||||
| Nickel hydroxide | 12054487 | Nickelous hydroxide | ||
| Nickel nitrate | 14216752 | |||
| Nickel sulfate | 7786814 | Nickelous sulfate | ||
| Nitric acid | 7697372 | Aqua fortis | ||
| Nitrobenzene | 98953 | Nitrobenzol, oil of mirbane | ||
| Nitrogen dioxide | 10102440 | Nitrogen tetraoxide | ||
| Nitrophenol (mixed) | 25154556 | Mononitrophenol | m- | 554847 |
| o- | 88755 | |||
| p- | 100027 | |||
| Nitrotoluene | 1321126 | Ortho | 88722 | |
| Meta | 99081 | |||
| Para | 99990 | |||
| Paraformaldehyde | 30525894 | Paraform, Formagene, Triformol, polymerized formaldehyde, polyoxymethylene | ||
| Parathion | 56382 | DNTP, Niran | ||
| Pentachlorophenol | 87865 | PCP, Penta | ||
| Phenol | 108952 | Carbolic acid, phenyl hydroxide, hydroxybenzene, oxybenzene | ||
| Phosgene | 75445 | Diphosgene, carbonyl chloride, chloroformyl chloride | ||
| Phosphoric acid | 7664382 | Orthophosphoric acid | ||
| Phosphorus | 7723140 | Black phosphorus, red phosphorus, white phosphorus, yellow phosphorus | ||
| Phosphorus oxychloride | 10025873 | Phosphoryl chloride, phosphorus chloride | ||
| Phosphorus pentasulfide | 1314803 | Phosphoric sulfide, thiophosphoric anhydride, phosphorus persulfide | ||
| Phosphorus trichloride | 7719122 | Phosphorous chloride | ||
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| Polychorinated biphenyls | 1336363 | PCB, Aroclor, polychlorinated diphenyls | ||
| Potassium arsenate | 7784410 | |||
| Potassium arsenite | 10124502 | Potassium metaarsenite | ||
| Potassium bichromate | 7778509 | Potassium dichromate | ||
| Potassium chromate | 7789006 | |||
| Potassium cyanide | 151508 | |||
| Potassium hydroxide | 1310583 | Potassium hydrate, caustic potash, potassa | ||
| Potassium permanganate | 7722647 | Chameleon mineral | ||
| Propargite | 2312358 | Omite | ||
| Propionic acid | 79094 | Propanoic acid, methylacetic acid, ethylformic acid | ||
| Propionic anhydride | 123626 | Propanoic anhydride, methylacetic anhydride | ||
| Propylene oxide | 75569 | Propene oxide | ||
| Pyrethrins | 121299 | Pyrethrin I | ||
| 121211 | Pyrethrin II | |||
| Quinoline | 91225 | 1-benzazine, benzo(b)pyridine, leuocoline, chinoleine, leucol | ||
| Resorcinol | 108463 | Resorcin, 1,3-benzenediol, meta-dihydroxybenzene | ||
| Selenium oxide | 7446084 | Selenium dioxide | ||
| Silver nitrate | 7761888 | Nitric acid silver (1 ) salt lunar caustic | ||
| Sodium | 7440235 | Natrium | ||
| Sodium arsenate | 7631892 | Disodium arsenate | ||
| Sodium arsenite | 7784465 | Sodium metaarsenite | ||
| Sodium bichromate | 10588019 | Sodium dichromate | ||
| Sodium bifluoride | 1333831 | |||
| Sodium bisulfite | 7631905 | Sodium acid sulfite, sodium hydrogen sulfite | ||
| Sodium chromate | 7775113 | |||
| Sodium cyanide | 143339 | |||
| Sodium dodecylbenzene-sulfonate | 25155300 | |||
| Sodium fluoride | 7681494 | Villiaumite | ||
| Sodium hydrosulfide | 16721805 | Sodium hydrogen sulfide | ||
| Sodium hydroxide | 1310732 | Caustic soda, soda lye, sodium hydrate | ||
| Sodium hypochlorite | 7681529 | Bleach | ||
| 10022705 | ||||
| Sodium methylate | 124414 | Sodium methoxide | ||
| Sodium nitrite | 7632000 | |||
| Sodium phosphate, dibasic | 7558794 | |||
| 10039324 | ||||
| 10140655 | ||||
| Sodium phosphate, tribasic | 7785844 | |||
| 7601549 | ||||
| 10101890 | ||||
| 10361894 | ||||
| 7758294 | ||||
| 10124568 | ||||
| Sodium selenite | 10102188 | |||
| 7782823 | ||||
| Strontium chromate | 7789062 | |||
| Strychnine | 57249 | |||
| Styrene | 100425 | Vinylbenzene, phenylethylene, styrol, styrolene, cinnamene, cinnamol | ||
| Sulfuric acid | 7664939 | Oil of vitriol, oleum | ||
| Sulfur monochloride | 12771083 | Sulfur chloride | ||
| 2,4,5-T acid | 93765 | 2,4,5-trichlorophenoxyacetic acid | ||
| 2,4,5-T amines | 6369966 | Acetic acid (2,4,5-trichlorophenoxy)-compound with N,N-dimethylmethanamine (1:1) | ||
| 6369977 | Acetic acid (2,4,5-trichlorophenoxy)-compound with N-methylmethanamine (1:1) | |||
| 1319728 | Acetic acid (2,4,5-trichlorophenoxy)-compound with 1-amino-2-propanol (1:1) | |||