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1991 Core Chemicals
TRI 1991 Core Chemicals
Row # Chemical Name CAS Number EPA's IRIS Substance File (Risk Information)
1 1,1,1-Trichloroethane 0000071556  
2 1,1,2,2-Tetrachloroethane 0000079345  
3 1,1,2-Trichloroethane 0000079005  
4 1,1-Dimethylhydrazine 0000057147  
5 1,2,4-Trichlorobenzene 0000120821  
6 1,2,4-Trimethylbenzene 0000095636  
7 1,2-Butylene oxide 0000106887  
8 1,2-Dibromo-3-chloropropane 0000096128  
9 1,2-Dibromoethane 0000106934  
10 1,2-Dichlorobenzene 0000095501  
11 1,2-Dichloroethane 0000107062  
12 1,2-Dichloroethylene 0000540590  
13 1,2-Dichloropropane 0000078875  
14 1,2-Diphenylhydrazine 0000122667  
15 1,3-Butadiene 0000106990  
16 1,3-Dichlorobenzene 0000541731  
17 1,3-Dichloropropylene 0000542756  
18 1,3-Propane sultone 0001120714  
19 1,4-Dichlorobenzene 0000106467  
20 1,4-Dioxane 0000123911  
21 1-Amino-2-methylanthraquinone 0000082280  
22 2,3-Dichloropropene 0000078886  
23 2,4,5-Trichlorophenol 0000095954  
24 2,4,6-Trichlorophenol 0000088062  
25 2,4-D 0000094757  
26 2,4-Diaminoanisole 0000615054  
27 2,4-Diaminoanisole sulfate 0039156417  
28 2,4-Diaminotoluene 0000095807  
29 2,4-Dichlorophenol 0000120832  
30 2,4-Dimethylphenol 0000105679  
31 2,4-Dinitrophenol 0000051285  
32 2,4-Dinitrotoluene 0000121142  
33 2,6-Dinitrotoluene 0000606202  
34 2,6-Xylidine 0000087627  
35 2-Acetylaminofluorene 0000053963  
36 2-Aminoanthraquinone 0000117793  
37 2-Chloroacetophenone 0000532274  
38 2-Ethoxyethanol 0000110805  
39 2-Methoxyethanol 0000109864  
40 2-Nitrophenol 0000088755  
41 2-Nitropropane 0000079469  
42 2-Phenylphenol 0000090437  
43 3,3'-Dichlorobenzidine 0000091941  
44 3,3'-Dimethoxybenzidine 0000119904  
45 3,3'-Dimethylbenzidine 0000119937  
46 4,4'-Diaminodiphenyl ether 0000101804  
47 4,4'-Isopropylidenediphenol 0000080057  
48 4,4'-Methylenebis(2-chloroaniline) 0000101144  
49 4,4'-Methylenebis(N,N-dimethyl)benzenamine 0000101611  
50 4,4'-Methylenedianiline 0000101779  
51 4,4'-Thiodianiline 0000139651  
52 4,6-Dinitro-o-cresol 0000534521  
53 4-Aminoazobenzene 0000060093  
54 4-Aminobiphenyl 0000092671  
55 4-Dimethylaminoazobenzene 0000060117  
56 4-Nitrobiphenyl 0000092933  
57 4-Nitrophenol 0000100027  
58 5-Nitro-o-anisidine 0000099592  
59 Acetaldehyde 0000075070  
60 Acetamide 0000060355  
61 Acetonitrile 0000075058  
62 Acrolein 0000107028  
63 Acrylamide 0000079061  
64 Acrylic acid 0000079107  
65 Acrylonitrile 0000107131  
66 Allyl alcohol 0000107186  
67 Allyl chloride 0000107051  
68 Aluminum (fume or dust) 0007429905  
69 Aluminum oxide (fibrous forms) 0001344281  
70 Aniline 0000062533  
71 Anthracene 0000120127  
72 Antimony 0007440360  
73 Antimony compounds N010  
74 Arsenic 0007440382  
75 Arsenic compounds N020  
76 Asbestos (friable) 0001332214  
77 Barium 0007440393  
78 Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) N040  
79 Benzal chloride 0000098873  
80 Benzamide 0000055210  
81 Benzene 0000071432  
82 Benzidine 0000092875  
83 Benzoic trichloride 0000098077  
84 Benzoyl chloride 0000098884  
85 Benzoyl peroxide 0000094360  
86 Benzyl chloride 0000100447  
87 Beryllium 0007440417  
88 Beryllium compounds N050  
89 Biphenyl 0000092524  
90 Bis(2-chloro-1-methylethyl) ether 0000108601  
91 Bis(2-chloroethyl) ether 0000111444  
92 Bis(chloromethyl) ether 0000542881  
93 Bromochlorodifluoromethane (Halon 1211) 0000353593  
94 Bromoform 0000075252  
95 Bromomethane 0000074839  
96 Bromotrifluoromethane (Halon 1301) 0000075638  
97 Butyl acrylate 0000141322  
98 Butyraldehyde 0000123728  
99 C.I. Acid Green 3 0004680788  
100 C.I. Basic Green 4 0000569642  
101 C.I. Basic Red 1 0000989388  
102 C.I. Direct Black 38 0001937377  
103 C.I. Direct Blue 6 0002602462  
104 C.I. Direct Brown 95 0016071866  
105 C.I. Disperse Yellow 3 0002832408  
106 C.I. Food Red 15 0000081889  
107 C.I. Food Red 5 0003761533  
108 C.I. Solvent Orange 7 0003118976  
109 C.I. Solvent Yellow 14 0000842079  
110 C.I. Solvent Yellow 3 0000097563  
111 C.I. Solvent Yellow 34 0000492808  
112 C.I. Vat Yellow 4 0000128665  
113 Cadmium 0007440439  
114 Cadmium compounds N078  
115 Calcium cyanamide 0000156627  
116 Captan 0000133062  
117 Carbaryl 0000063252  
118 Carbon disulfide 0000075150  
119 Carbon tetrachloride 0000056235  
120 Carbonyl sulfide 0000463581  
121 Catechol 0000120809  
122 Certain glycol ethers N230  
123 Chloramben 0000133904  
124 Chlorine 0007782505  
125 Chlorine dioxide 0010049044  
126 Chloroacetic acid 0000079118  
127 Chlorobenzene 0000108907  
128 Chlorobenzilate 0000510156  
129 Chloroethane 0000075003  
130 Chloroform 0000067663  
131 Chloromethane 0000074873  
132 Chloromethyl methyl ether 0000107302  
133 Chlorophenols N084  
134 Chloroprene 0000126998  
135 Chlorothalonil 0001897456  
136 Chromium 0007440473  
137 Chromium compounds (except for chromite ore mined in the Transvaal Region) N090  
138 Cobalt 0007440484  
139 Cobalt compounds N096  
140 Copper 0007440508  
141 Copper compounds N100  
142 Creosote 0008001589  
143 Cresol (mixed isomers) 0001319773  
144 Cumene 0000098828  
145 Cumene hydroperoxide 0000080159  
146 Cupferron 0000135206  
147 Cyanide compounds N106  
148 Cyclohexane 0000110827  
149 Decabromodiphenyl oxide 0001163195  
150 Di(2-ethylhexyl) phthalate 0000117817  
151 Diallate 0002303164  
152 Diaminotoluene (mixed isomers) 0025376458  
153 Diazomethane 0000334883  
154 Dibenzofuran 0000132649  
155 Dibromotetrafluoroethane 0000124732  
156 Dibutyl phthalate 0000084742  
157 Dichlorobenzene (mixed isomers) 0025321226  
158 Dichlorobromomethane 0000075274  
159 Dichlorodifluoromethane (CFC-12) 0000075718  
160 Dichloromethane 0000075092  
161 Dichlorotetrafluoroethane (CFC-114) 0000076142  
162 Dichlorvos 0000062737  
163 Dicofol 0000115322  
164 Diepoxybutane 0001464535  
165 Diethanolamine 0000111422  
166 Diethyl sulfate 0000064675  
167 Dimethyl phthalate 0000131113  
168 Dimethyl sulfate 0000077781  
169 Dimethylcarbamoyl chloride 0000079447  
170 Dinitrotoluene (mixed isomers) 0025321146  
171 Epichlorohydrin 0000106898  
172 Ethyl acrylate 0000140885  
173 Ethyl chloroformate 0000541413  
174 Ethylbenzene 0000100414  
175 Ethylene 0000074851  
176 Ethylene glycol 0000107211  
177 Ethylene oxide 0000075218  
178 Ethylene thiourea 0000096457  
179 Ethyleneimine 0000151564  
180 Fluometuron 0002164172  
181 Formaldehyde 0000050000  
182 Freon 113 (CFC-113) 0000076131  
183 Hexachloro-1,3-butadiene 0000087683  
184 Hexachlorocyclopentadiene 0000077474  
185 Hexachloroethane 0000067721  
186 Hexachloronaphthalene 0001335871  
187 Hexamethylphosphoramide 0000680319  
188 Hydrazine 0000302012  
189 Hydrazine sulfate (1:1) 0010034932  
190 Hydrogen cyanide 0000074908  
191 Hydrogen fluoride 0007664393  
192 Hydroquinone 0000123319  
193 Isobutyraldehyde 0000078842  
194 Isopropyl alcohol (only persons who manufacture by the strong acid process are subject, no supplier notification) 0000067630  
195 Isosafrole 0000120581  
196 Lindane 0000058899  
197 Maleic anhydride 0000108316  
198 Maneb 0012427382  
199 Manganese 0007439965  
200 Manganese compounds N450  
201 Methanol 0000067561  
202 Methyl acrylate 0000096333  
203 Methyl hydrazine 0000060344  
204 Methyl iodide 0000074884  
205 Methyl isobutyl ketone 0000108101  
206 Methyl isocyanate 0000624839  
207 Methyl methacrylate 0000080626  
208 Methyl tert-butyl ether 0001634044  
209 Methylene bromide 0000074953  
210 Michler's ketone 0000090948  
211 Mixture MIXTURE  
212 Molybdenum trioxide 0001313275  
213 Monochloropentafluoroethane (CFC-115) 0000076153  
214 Mustard gas 0000505602  
215 N,N-Dimethylaniline 0000121697  
216 N-Nitroso-N-ethylurea 0000759739  
217 N-Nitroso-N-methylurea 0000684935  
218 N-Nitrosodi-n-butylamine 0000924163  
219 N-Nitrosodi-n-propylamine 0000621647  
220 N-Nitrosodiethylamine 0000055185  
221 N-Nitrosodimethylamine 0000062759  
222 N-Nitrosodiphenylamine 0000086306  
223 N-Nitrosomethylvinylamine 0004549400  
224 N-Nitrosomorpholine 0000059892  
225 N-Nitrosonornicotine 0016543558  
226 N-Nitrosopiperidine 0000100754  
227 Naphthalene 0000091203  
228 Nickel 0007440020  
229 Nickel compounds N495  
230 Nitric acid 0007697372  
231 Nitrilotriacetic acid 0000139139  
232 Nitrobenzene 0000098953  
233 Nitrofen 0001836755  
234 Nitrogen mustard 0000051752  
235 Nitroglycerin 0000055630  
236 Octachloronaphthalene 0002234131  
237 Osmium tetroxide 0020816120  
238 Parathion 0000056382  
239 Pentachlorophenol 0000087865  
240 Peracetic acid 0000079210  
241 Phenol 0000108952  
242 Phosgene 0000075445  
243 Phosphorus (yellow or white) 0012185103  
244 Phthalic anhydride 0000085449  
245 Picric acid 0000088891  
246 Polybrominated biphenyls N575  
247 Propionaldehyde 0000123386  
248 Propoxur 0000114261  
249 Propylene 0000115071  
250 Propylene oxide 0000075569  
251 Propyleneimine 0000075558  
252 Pyridine 0000110861  
253 Quinoline 0000091225  
254 Quinone 0000106514  
255 Quintozene 0000082688  
256 Saccharin (only persons who manufacture are subject, no supplier notification) 0000081072  
257 Safrole 0000094597  
258 Selenium 0007782492  
259 Selenium compounds N725  
260 Silver 0007440224  
261 Silver compounds N740  
262 Styrene 0000100425  
263 Styrene oxide 0000096093  
264 Tetrachloroethylene 0000127184  
265 Tetrachlorvinphos 0000961115  
266 Thallium 0007440280  
267 Thallium compounds N760  
268 Thioacetamide 0000062555  
269 Thiourea 0000062566  
270 Thorium dioxide 0001314201  
271 Titanium tetrachloride 0007550450  
272 Toluene 0000108883  
273 Toluene diisocyanate (mixed isomers) 0026471625  
274 Toluene-2,4-diisocyanate 0000584849  
275 Toluene-2,6-diisocyanate 0000091087  
276 Trade Secret TRD SECRT  
277 Triaziquone 0000068768  
278 Trichlorfon 0000052686  
279 Trichloroethylene 0000079016  
280 Trichlorofluoromethane (CFC-11) 0000075694  
281 Tris(2,3-dibromopropyl) phosphate 0000126727  
282 Urethane 0000051796  
283 Vinyl acetate 0000108054  
284 Vinyl bromide 0000593602  
285 Vinyl chloride 0000075014  
286 Vinylidene chloride 0000075354  
287 Xylene (mixed isomers) 0001330207  
288 Zinc (fume or dust) 0007440666  
289 Zinc compounds N982  
290 Zineb 0012122677  
291 alpha-Naphthylamine 0000134327  
292 beta-Naphthylamine 0000091598  
293 beta-Propiolactone 0000057578  
294 m-Cresol 0000108394  
295 m-Dinitrobenzene 0000099650  
296 m-Xylene 0000108383  
297 n-Butyl alcohol 0000071363  
298 o-Anisidine 0000090040  
299 o-Anisidine hydrochloride 0000134292  
300 o-Cresol 0000095487  
301 o-Dinitrobenzene 0000528290  
302 o-Toluidine 0000095534  
303 o-Toluidine hydrochloride 0000636215  
304 o-Xylene 0000095476  
305 p-Anisidine 0000104949  
306 p-Cresidine 0000120718  
307 p-Cresol 0000106445  
308 p-Dinitrobenzene 0000100254  
309 p-Nitrosodiphenylamine 0000156105  
310 p-Phenylenediamine 0000106503  
311 p-Xylene 0000106423  
312 sec-Butyl alcohol 0000078922  
313 tert-Butyl alcohol 0000075650  


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