1992 ATSDR Substance Priority List
1992 RANK | SUBSTANCE NAME | TOTAL POINTS | 1991 RANK | CAS RN |
---|---|---|---|---|
1 | LEAD | 1673.62 | 1 | 007439-92-1 |
2 | ARSENIC | 1538.50 | 2 | 007440-38-2 |
3 | MERCURY | 1403.07 | 3 | 007439-97-6 |
4 | VINYL CHLORIDE | 1337.81 | 4 | 000075-01-4 |
5 | BENZENE | 1331.33 | 5 | 000071-43-2 |
6 | CADMIUM | 1286.13 | 6 | 007440-43-9 |
7 | POLYCHLORINATED BIPHENYLS | 1256.30 | 7 | 001336-36-3 |
8 | CHLOROFORM | 1239.13 | 8 | 000067-66-3 |
9 | BENZO(A)PYRENE | 1207.80 | 12 | 000050-32-8 |
10 | TRICHLOROETHYLENE | 1191.21 | 10 | 000079-01-6 |
11 | BENZO(B)FLUORANTHENE | 1188.55 | 9 | 000205-99-2 |
12 | DDT, P,P’- | 1187.86 | 15 | 000050-29-3 |
13 | AROCLOR 1260 | 1145.18 | 13 | 011096-82-5 |
14 | AROCLOR 1254 | 1137.43 | 14 | 011097-69-1 |
15 | DDE, P,P’- | 1118.83 | 17 | 000072-55-9 |
16 | DDD, P,P’- | 1101.24 | 24 | 000072-54-8 |
17 | DIELDRIN | 1098.97 | 30 | 000060-57-1 |
18 | CHROMIUM, HEXAVALENT | 1090.57 | 19 | 018540-29-9 |
19 | AROCLOR 1248 | 1090.40 | 18 | 012672-29-6 |
20 | CHLORDANE | 1084.14 | 11 | 000057-74-9 |
21 | TETRACHLOROETHYLENE | 1084.12 | 22 | 000127-18-4 |
22 | DIBENZO(A,H)ANTHRACENE | 1083.72 | 20 | 000053-70-3 |
23 | CREOSOTE | 1067.42 | 16 | 008001-58-9 |
24 | HEXACHLOROCYCLOHEXANE, GAMMA- | 1065.02 | 21 | 000058-89-9 |
25 | AROCLOR 1242 | 1056.99 | 29 | 053469-21-9 |
26 | 2,3,7,8-TETRACHLORODIBENZO-P-DIOXIN | 1049.56 | 39 | 001746-01-6 |
27 | HEPTACHLOR | 1047.79 | 26 | 000076-44-8 |
28 | CYANIDE | 1047.55 | 25 | 000057-12-5 |
29 | HEXACHLOROCYCLOHEXANE, BETA- | 1046.79 | 27 | 000319-85-7 |
30 | ALDRIN | 1046.13 | 23 | 000309-00-2 |
31 | DI-N-BUTYL PHTHALATE | 1045.88 | 28 | 000084-74-2 |
32 | HEXACHLOROBUTADIENE | 1034.63 | 36 | 000087-68-3 |
33 | AROCLOR 1221 | 1016.47 | 165 | 011104-28-2 |
34 | AROCLOR 1016 | 1010.60 | 91 | 012674-11-2 |
35 | CARBON TETRACHLORIDE | 1004.90 | 33 | 000056-23-5 |
36 | ENDRIN | 1001.19 | 32 | 000072-20-8 |
37 | TOLUENE | 995.46 | 35 | 000108-88-3 |
38 | BENZO(A)ANTHRACENE | 992.98 | 40 | 000056-55-3 |
39 | BERYLLIUM | 991.78 | 34 | 007440-41-7 |
40 | TOXAPHENE | 989.67 | 37 | 008001-35-2 |
41 | HEXACHLOROCYCLOHEXANE, DELTA- | 989.49 | 41 | 000319-86-8 |
42 | DISULFOTON | 983.73 | 112 | 000298-04-4 |
43 | BENZO(A)FLUORANTHENE | 977.76 | 54 | 000203-33-8 |
44 | HEPTACHLOR EPOXIDE | 975.54 | 51 | 001024-57-3 |
45 | NICKEL | 972.77 | 42 | 007440-02-0 |
46 | PENTACHLOROPHENOL | 971.33 | 31 | 000087-86-5 |
47 | MANGANESE | 965.41 | 43 | 007439-96-5 |
48 | ENDOSULFAN SULFATE | 961.29 | 86 | 001031-07-8 |
49 | DIBROMOCHLOROPROPANE | 955.61 | 44 | 067708-83-2 |
50 | DIMETHYLARSINIC ACID | 949.88 | 47 | 000075-60-5 |
51 | HYDRAZINE | 948.05 | 106 | 000302-01-2 |
52 | METHANE | 944.62 | 59 | 000074-82-8 |
53 | ENDOSULFAN, BETA | 943.51 | 48 | 033213-65-9 |
54 | 1,2-DIBROMOETHANE | 941.41 | 49 | 000106-93-4 |
55 | BENZIDINE | 934.75 | 70 | 000092-87-5 |
56 | METHOXYCHLOR | 933.60 | 45 | 000072-43-5 |
57 | 3,3′-DICHLOROBENZIDINE | 933.12 | 46 | 000091-94-1 |
58 | ZINC | 930.44 | 53 | 007440-66-6 |
59 | METHYLENE CHLORIDE | 928.07 | 52 | 000075-09-2 |
60 | CHROMIUM | 926.74 | 55 | 007440-47-3 |
61 | ENDOSULFAN | 924.95 | 57 | 000115-29-7 |
62 | DI(2-ETHYLHEXYL)PHTHALATE | 923.84 | 56 | 000117-81-7 |
63 | ENDRIN KETONE | 911.34 | 58 | 053494-70-5 |
64 | 1,2-DICHLOROETHANE | 908.58 | 61 | 000107-06-2 |
65 | 2-HEXANONE | 886.66 | 62 | 000591-78-6 |
66 | 1,1,1-TRICHLOROETHANE | 882.31 | 64 | 000071-55-6 |
67 | NAPHTHALENE | 870.56 | 60 | 000091-20-3 |
68 | 1,1-DICHLOROETHENE | 869.39 | 63 | 000075-35-4 |
69 | ETHYLBENZENE | 864.57 | 66 | 000100-41-4 |
70 | CHLOROBENZENE | 848.27 | 65 | 000108-90-7 |
71 | ALPHA RADIATION | 837.40 | 67 | 012587-46-1 |
72 | XYLENES, TOTAL | 836.51 | 68 | 001330-20-7 |
73 | ASBESTOS | 834.69 | 90 | 001332-21-4 |
74 | OCTACHLORODIBENZOFURAN | 829.13 | 89 | 039001-02-0 |
75 | URANIUM | 825.47 | 73 | 007440-61-1 |
76 | RADIUM | 823.21 | 71 | 007440-14-4 |
77 | OCTACHLORODIBENZO-P-DIOXIN | 820.40 | 93 | 003268-87-9 |
78 | PHOSPHORUS, WHITE | 819.73 | 87 | 007723-14-0 |
79 | 2,4,6-TRINITROTOLUENE | 819.40 | 69 | 000118-96-7 |
80 | RADIUM-226 | 819.15 | 103 | 013982-63-3 |
81 | THORIUM | 818.71 | 78 | 007440-29-1 |
82 | BIS(2-CHLOROETHYL) ETHER | 817.23 | 82 | 000111-44-4 |
83 | 1,1,2,2-TETRACHLOROETHANE | 816.70 | 120 | 000079-34-5 |
84 | ENDOSULFAN, ALPHA | 816.10 | 38 | 000959-98-8 |
85 | RADON | 813.07 | 81 | 010043-92-2 |
86 | HEXACHLOROBENZENE | 812.82 | 122 | 000118-74-1 |
87 | COPPER | 812.72 | 74 | 007440-50-8 |
88 | FLUORANTHENE | 810.14 | 75 | 000206-44-0 |
89 | THORIUM-230 | 809.69 | 153 | 014269-63-7 |
90 | HEXACHLOROCYCLOHEXANE, ALPHA- | 809.10 | 77 | 000319-84-6 |
91 | 1,1-DICHLOROETHANE | 806.67 | 80 | 000075-34-3 |
92 | 2,4-DINITROTOLUENE | 806.52 | 76 | 000121-14-2 |
93 | 4,4′-METHYLENEBIS(2-CHLOROANILINE) | 803.20 | 79 | 000101-14-4 |
94 | 2,4-DINITROPHENOL | 801.64 | 121 | 000051-28-5 |
95 | 1,3,5-TRINITROBENZENE | 801.43 | 72 | 000099-35-4 |
96 | BARIUM | 801.37 | 84 | 007440-39-3 |
97 | N-NITROSODI-N-PROPYLAMINE | 794.42 | 83 | 000621-64-7 |
98 | 4,6-DINITRO-O-CRESOL | 791.53 | 144 | 000534-52-1 |
99 | 2,4,6-TRICHLOROPHENOL | 788.20 | 94 | 000088-06-2 |
100 | SELENIUM | 788.01 | 88 | 007782-49-2 |
101 | PHENOL | 782.82 | 85 | 000108-95-2 |
102 | CHRYSENE | 780.07 | 95 | 000218-01-9 |
103 | POLYBROMINATED BIPHENYLS | 778.06 | 92 | 067774-32-7 |
104 | AROCLOR 1232 | 774.98 | 98 | 011141-16-5 |
105 | BETA RADIATION | 774.65 | 97 | 012587-47-2 |
106 | BENZO(E)PYRENE | 772.59 | 50 | 000192-97-2 |
107 | 1,2-DICHLOROETHENE, TRANS- | 771.00 | 96 | 000156-60-5 |
108 | ACROLEIN | 768.03 | 101 | 000107-02-8 |
109 | DIAZINON | 766.76 | 100 | 000333-41-5 |
110 | ENDRIN ALDEHYDE | 765.65 | 102 | 007421-93-4 |
111 | BENZOFLUORANTHENE | 763.74 | 167 | 056832-73-6 |
112 | ALPHA-CHLORDANE | 761.27 | 104 | 005103-71-9 |
113 | GAMMA-CHLORDANE | 760.17 | 105 | 005566-34-7 |
114 | 1,2-DIBROMO-3-CHLOROPROPANE | 758.43 | 111 | 000096-12-8 |
115 | COAL TAR PITCH | 758.15 | New | 065996-93-2 |
116 | ARSENIC TRIOXIDE | 757.93 | 109 | 001327-53-3 |
117 | RADIUM-228 | 757.68 | 112 | 015262-20-1 |
118 | TRITIUM | 757.47 | 108 | 010028-17-8 |
119 | ARSENIC ACID | 756.58 | 157 | 007778-39-4 |
120 | PERYLENE | 756.54 | 109 | 000198-55-0 |
121 | SODIUM ARSENITE | 755.73 | 167 | 007784-46-5 |
122 | THORIUM-228 | 754.98 | 116 | 014274-82-9 |
123 | 2,3,4,7,8-PENTACHLORODIBENZOFURAN | 754.56 | New | 057117-31-4 |
124 | ARSINE | 754.30 | 159 | 007784-42-1 |
125 | CHRYSOTILE ASBESTOS | 753.84 | 114 | 012001-29-5 |
126 | TRANS-CHLORDANE | 753.63 | New | 005103-74-2 |
127 | HEXACHLOROCYCLOPENTADIENE | 753.56 | 107 | 000077-47-4 |
128 | CARBOPHENOTHION | 753.17 | 118 | 000786-19-6 |
128 | GUTHION | 753.17 | 117 | 000086-50-0 |
130 | RADIUM-224 | 752.95 | 119 | 013233-32-4 |
131 | TETRACHLOROPHENOL | 736.02 | 143 | 025167-83-3 |
132 | COBALT | 730.93 | 124 | 007440-48-4 |
133 | HEPTACHLORODIBENZO-P-DIOXIN | 723.87 | 134 | 037871-00-4 |
134 | ACETONE | 720.33 | 99 | 000067-64-1 |
135 | ACENAPHTHENE | 719.44 | 127 | 000083-32-9 |
136 | PARATHION | 717.11 | 203 | 000056-38-2 |
137 | HEXACHLOROCYCLOHEXANE, TECHNICAL GRADE | 713.75 | 123 | 000608-73-1 |
138 | 1,4-DICHLOROBENZENE | 707.25 | 138 | 000106-46-7 |
139 | CHLOROETHANE | 707.11 | 139 | 000075-00-3 |
140 | PENTACHLORODIBENZO-P-DIOXIN | 705.83 | 227 | 036088-22-9 |
141 | HEPTACHLORODIBENZOFURAN | 705.23 | 151 | 038998-75-3 |
142 | 2-METHYLNAPHTHALENE | 704.70 | 128 | 000091-57-6 |
143 | 1,2-DICHLOROBENZENE | 702.43 | 126 | 000095-50-1 |
144 | HEXACHLORODIBENZO-P-DIOXIN | 701.93 | 142 | 034465-46-8 |
145 | HEXACHLORODIBENZOFURAN | 696.25 | 148 | 055684-94-1 |
146 | CARBON DISULFIDE | 693.67 | 129 | 000075-15-0 |
147 | AMMONIA | 692.49 | 141 | 007664-41-7 |
148 | BUTYL BENZYL PHTHALATE | 691.33 | 133 | 000085-68-7 |
149 | TRICHLOROETHANE | 683.35 | 131 | 025323-89-1 |
150 | 1,1,2-TRICHLOROETHANE | 681.50 | 132 | 000079-00-5 |
151 | TETRACHLORODIBENZO-P-DIOXIN | 681.00 | 125 | 041903-57-5 |
152 | 2,4-DIMETHYLPHENOL | 678.73 | 130 | 000105-67-9 |
153 | 1,2-DIPHENYLHYDRAZINE | 673.20 | 135 | 000122-66-7 |
154 | PENTACHLORODIBENZOFURAN | 671.91 | 171 | 030402-15-4 |
155 | TETRACHLORODIBENZOFURAN | 671.11 | 202 | 030402-14-3 |
156 | INDENO(1,2,3-CD)PYRENE | 665.43 | 149 | 000193-39-5 |
157 | TIN | 654.59 | 136 | 007440-31-5 |
158 | ALUMINUM | 654.29 | 140 | 007429-90-5 |
159 | URANIUM-235 | 653.18 | 146 | 015117-96-1 |
160 | CHLOROMETHANE | 650.84 | 190 | 000074-87-3 |
161 | SILVER | 639.56 | 154 | 007440-22-4 |
162 | 2-BUTANONE | 636.44 | 137 | 000078-93-3 |
163 | URANIUM-234 | 636.00 | 152 | 013966-29-5 |
164 | 1,2,4-TRICHLOROBENZENE | 629.96 | 145 | 000120-82-1 |
165 | HEXACHLOROETHANE | 629.25 | 155 | 000067-72-1 |
166 | CHLORPYRIFOS | 625.93 | 158 | 002921-88-2 |
167 | KEPONE | 625.13 | 156 | 000143-50-0 |
168 | 1,3-DICHLOROBENZENE | 624.58 | 187 | 000541-73-1 |
169 | OXYCHLORDANE | 624.02 | 166 | 027304-13-8 |
170 | N-NITROSODIPHENYLAMINE | 624.00 | 186 | 000086-30-6 |
171 | METHYLMERCURY | 620.89 | 163 | 022967-92-6 |
172 | ARSENIC PENTOXIDE | 620.22 | New | 001303-28-2 |
173 | CHLORDENE | 619.66 | 162 | 003734-48-3 |
174 | POLONIUM-210 | 619.11 | 169 | 013981-52-7 |
175 | PLUTONIUM-238 | 618.56 | 169 | 013981-16-3 |
176 | CESIUM-137 | 616.66 | 164 | 010045-97-3 |
177 | 2,3,7,8-TETRACHLORODIBENZOFURAN | 614.36 | 226 | 051207-31-9 |
178 | VANADIUM | 612.16 | 177 | 007440-62-2 |
179 | SODIUM-22 | 611.62 | 173 | 013966-32-0 |
180 | LEAD-210 | 609.84 | 160 | 014255-04-0 |
181 | PHENANTHRENE | 609.47 | 161 | 000085-01-8 |
182 | COBALT-60 | 608.06 | 173 | 010198-40-0 |
183 | SULFUR-35 | 607.94 | 178 | 015117-53-0 |
184 | STRONTIUM-90 | 607.39 | 179 | 010098-97-2 |
184 | URANIUM-233 | 607.39 | 184 | 013968-55-3 |
186 | PLUTONIUM-239 | 604.93 | 180 | 015117-48-3 |
187 | PLUTONIUM | 604.26 | 180 | 007440-07-5 |
188 | BROMODICHLOROETHANE | 602.94 | 183 | 000683-53-4 |
189 | DICHLOROBENZENE | 601.61 | 175 | 025321-22-6 |
190 | CHLORODIBROMOMETHANE | 598.25 | 182 | 000124-48-1 |
191 | HYDROGEN SULFIDE | 597.84 | 172 | 007783-06-4 |
192 | PYRENE | 595.09 | 176 | 000129-00-0 |
193 | NITRATE | 589.55 | 185 | 014797-55-8 |
194 | 1,2-DICHLOROETHYLENE | 583.81 | 189 | 000540-59-0 |
195 | PENTACHLOROBENZENE | 581.76 | 255 | 000608-93-5 |
196 | 2,4,5-TRICHLOROPHENOL | 581.23 | 193 | 000095-95-4 |
197 | CHLORINE | 580.56 | 192 | 007782-50-5 |
198 | CYCLOTRIMETHYLENETRINITRAMINE (RDX) | 579.38 | 188 | 000121-82-4 |
199 | 4-NITROPHENOL | 579.02 | 208 | 000100-02-7 |
200 | BROMOFORM | 578.07 | 194 | 000075-25-2 |
201 | N-NITROSODIMETHYLAMINE | 576.54 | 195 | 000062-75-9 |
202 | FLUORINE | 572.62 | 198 | 007782-41-4 |
203 | CHROMIC ACID | 570.92 | 200 | 007738-94-5 |
204 | CHLOROTOLUENE | 563.46 | 307 | 025168-05-2 |
205 | 2,6-DINITROTOLUENE | 562.52 | 196 | 000606-20-2 |
206 | DINITROTOLUENE | 561.35 | 205 | 025321-14-6 |
207 | DICHLOROETHANE | 560.96 | 201 | 001300-21-6 |
208 | ETHYL ETHER | 560.91 | 191 | 000060-29-7 |
209 | CRESOL, PARA- | 559.23 | 233 | 000106-44-5 |
210 | ETHION | 559.11 | 207 | 000563-12-2 |
211 | SODIUM CYANIDE | 557.26 | 206 | 000143-33-9 |
211 | SODIUM DICHROMATE | 557.26 | 204 | 010588-01-9 |
213 | TRICHLOROPHENOL | 557.22 | 115 | 025167-82-2 |
214 | PICRIC ACID | 556.12 | 210 | 000088-89-1 |
215 | PENTACHLOROETHANE | 555.87 | 212 | 000076-01-7 |
216 | O-XYLENE | 555.55 | 197 | 000095-47-6 |
217 | DIMETHOATE | 555.48 | 214 | 000060-51-5 |
218 | CAPTAN | 555.27 | 217 | 000133-06-2 |
219 | 2,4-D ACID | 554.74 | 238 | 000094-75-7 |
220 | 1,2,3,4,6,7,8-HEPTACHLORODIBENZO-P-DIOXIN | 554.56 | 280 | 035822-46-9 |
221 | 1,2,3,4,6,7,8-HEPTACHLORODIBENZOFURAN | 553.88 | New | 067562-39-4 |
222 | PHORATE | 553.84 | 221 | 000298-02-2 |
223 | PHOSGENE | 553.63 | 220 | 000075-44-5 |
224 | THIOUREA | 553.42 | New | 000062-56-6 |
225 | CARBOFURAN | 553.17 | 215 | 001563-66-2 |
225 | CUPRIC SULFATE | 553.17 | 215 | 007758-98-7 |
225 | DICOFOL | 553.17 | 221 | 000115-32-2 |
228 | MOLYBDENUM | 553.17 | 199 | 007439-98-7 |
229 | GLYCIDYLALDEHYDE | 552.95 | 278 | 000765-34-4 |
229 | PENTAERYTHRITOL TETRANITRATE | 552.95 | 217 | 000078-11-5 |
231 | METHYL ISOBUTYL KETONE | 552.86 | 209 | 000108-10-1 |
232 | DIMETHYL FORMAMIDE | 552.79 | 265 | 000068-12-2 |
233 | NALED | 552.49 | 221 | 000300-76-5 |
234 | ANTIMONY | 549.37 | 232 | 007440-36-0 |
235 | 1,3-DICHLOROPROPENE, CIS- | 541.94 | 229 | 010061-01-5 |
236 | ANTHRACENE | 541.22 | 230 | 000120-12-7 |
237 | HEXANE, N- | 537.25 | 150 | 000110-54-3 |
238 | DIETHYL PHTHALATE | 536.35 | 241 | 000084-66-2 |
239 | METHYL-T-BUTYL ETHER | 531.63 | 231 | 001634-04-4 |
240 | FORMALDEHYDE | 527.94 | 228 | 000050-00-0 |
241 | FLUORIDE ION | 524.12 | 242 | 016984-48-8 |
242 | 2,4,5-TP ACID (SILVEX) | 523.93 | 297 | 000093-72-1 |
243 | STYRENE | 523.73 | 234 | 000100-42-5 |
244 | FLUORENE | 516.33 | 239 | 000086-73-7 |
245 | 1,2-DICHLOROPROPANE | 511.36 | 237 | 000078-87-5 |
246 | CHROMIUM(VI) TRIOXIDE | 504.81 | 306 | 001333-82-0 |
247 | METHYL PARATHION | 503.13 | 305 | 000298-00-0 |
248 | 2,4-DICHLOROPHENOL | 502.62 | 243 | 000120-83-2 |
249 | BENZOIC ACID | 501.96 | 246 | 000065-85-0 |
250 | DI-N-OCTYL PHTHALATE | 501.68 | 236 | 000117-84-0 |
251 | 2-CHLOROPHENOL | 501.49 | 245 | 000095-57-8 |
252 | TETRACHLOROETHANE | 493.75 | 372 | 025322-20-7 |
253 | TRINITROPHENYLMETHYLNITRAMINE | 489.68 | 244 | 000479-45-8 |
254 | 1,4-DIOXANE | 486.64 | 394 | 000123-91-1 |
255 | TRICHLOROBENZENE | 486.14 | 240 | 012002-48-1 |
256 | BENZO(K)FLUORANTHENE | 479.51 | 252 | 000207-08-9 |
257 | THALLIUM | 466.82 | 269 | 007440-28-0 |
258 | METHYLNAPHTHALENE | 464.71 | 296 | 001321-94-4 |
259 | MUSTARD GAS | 460.73 | New | 000505-60-2 |
260 | CARBAZOLE | 454.93 | 251 | 000086-74-8 |
261 | 1,2-DICHLOROETHENE, CIS- | 452.95 | 253 | 000156-59-2 |
262 | TETRAHYDROFURAN | 451.82 | 248 | 000109-99-9 |
263 | ACENAPHTHYLENE | 450.73 | 282 | 000208-96-8 |
264 | M-XYLENE | 447.37 | 247 | 000108-38-3 |
265 | 1,3-BUTADIENE | 446.25 | 259 | 000106-99-0 |
266 | P-XYLENE | 446.05 | 249 | 000106-42-3 |
267 | DIBENZOFURAN | 445.27 | 261 | 000132-64-9 |
268 | BENZO(GHI)PERYLENE | 444.80 | 275 | 000191-24-2 |
269 | 2,3,4,6-TETRACHLOROPHENOL | 444.77 | 258 | 000058-90-2 |
270 | 1-METHYLNAPHTHALENE | 444.55 | 257 | 000090-12-0 |
271 | TRICHLOROFLUOROMETHANE | 442.53 | 235 | 000075-69-4 |
272 | DICHLOROETHYLENE | 439.84 | 254 | 025323-30-2 |
273 | CRESOL, ORTHO- | 439.57 | 263 | 000095-48-7 |
274 | BORON | 436.02 | 256 | 007440-42-8 |
275 | 2,3,4,5-TETRACHLOROPHENOL | 434.95 | 260 | 004901-51-3 |
Page last reviewed: May 7, 2014
Content source: Agency for Toxic Substances and Disease Registry