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NEI Hazardous Air Pollutant Names - Page 2 of 10
This page lists hazardous air pollutant (HAP) category names used in EPA's National Emissions Inventory (NEI) database and AirData reports, along with their systematic chemical names and identifiers as defined by EPA's Chemical Identification Data Standard.
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| Category | Pollutant | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| HAP Name | CAS Number | Systematic Name | EPA ID Number | EPA Name | NEI Code | NEI Name | CAS Number | Systematic Name | EPA Name |
| Cadmium Compounds | (none) | Cadmium and compounds | E649954 | Cadmium and compounds | 125 | Cadmium & Compounds | (none) | Cadmium and compounds | Cadmium and compounds |
| 7440439 | Cadmium | 7440-43-9 | Cadmium | Cadmium | |||||
| 10108642 | Cadmium Chloride | 10108-64-2 | Cadmium chloride (CdCl2) | Cadmium dichloride | |||||
| 7790809 | Cadmium Iodide | 7790-80-9 | Cadmium iodide (CdI2) | Cadmium iodide | |||||
| 1306190 | Cadmium Oxide | 1306-19-0 | Cadmium oxide (CdO) | Cadmium oxide | |||||
| 1306236 | Cadmium Sulfide | 1306-23-6 | Cadmium sulfide (CdS) | Cadmium sulfide | |||||
| 10325947 | Cadmium Nitrate | 10325-94-7 | Nitric acid, cadmium salt | Cadmium nitrate | |||||
| 10124364 | Cadmium Sulfate | 10124-36-4 | Sulfuric acid, cadmium salt (1:1) | Sulfuric acid, cadmium salt (1:1) | |||||
| Calcium Cyanamide | 156-62-7 | Cyanamide, calcium salt (1:1) | Cyanamide, calcium salt (1:1) | 156627 | Calcium Cyanamide | 156-62-7 | Cyanamide, calcium salt (1:1) | Cyanamide, calcium salt (1:1) | |
| Captan | 133-06-2 | 1H-Isoindole-1,3(2H)-dione,3a,4,7,7a-tetrahydro-2-[(trichloromethyl)thio]- | Captan | 133062 | Captan | 133-06-2 | 1H-Isoindole-1,3(2H)-dione, 3a,4,7,7a-tetrahydro-2-[(trichloromethyl)thio]- | Captan | |
| Carbaryl | 63-25-2 | 1-Naphthalenol, methylcarbamate | Carbaryl | 63252 | Carbaryl | 63-25-2 | 1-Naphthalenol, methylcarbamate | Carbaryl | |
| Carbon Disulfide | 75-15-0 | Carbon disulfide | Carbon disulfide | 75150 | Carbon Disulfide | 75-15-0 | Carbon disulfide | Carbon disulfide | |
| Carbon Tetrachloride | 56-23-5 | Methane, tetrachloro- | Carbon tetrachloride | 56235 | Carbon Tetrachloride | 56-23-5 | Methane, tetrachloro- | Carbon tetrachloride | |
| Carbonyl Sulfide | 463-58-1 | Carbon oxide sulfide (COS) | Carbonyl sulfide | 463581 | Carbonyl Sulfide | 463-58-1 | Carbon oxide sulfide (COS) | Carbonyl sulfide | |
| Catechol | 120-80-9 | 1,2-Benzenediol | Catechol | 120809 | Catechol | 120-80-9 | 1,2-Benzenediol | Catechol | |
| Chloramben | 133-90-4 | Benzoic acid, 3-amino-2,5-dichloro- | Chloramben | 133904 | Chloramben | 133-90-4 | Benzoic acid, 3-amino-2,5-dichloro- | Chloramben | |
| Chlordane | 57-74-9 | 4,7-Methano-1H-indene, 1,2,4,5,6,7,8,8-octachloro-2,3,3a,4,7,7a-hexahydro- | Chlordane | 57749 | Chlordane | 57-74-9 | 4,7-Methano-1H-indene, 1,2,4,5,6,7,8,8-octachloro-2,3,3a,4,7,7a-hexahydro- | Chlordane | |
| Chlorine | 7782-50-5 | Chlorine | Chlorine | 7782505 | Chlorine | 7782-50-5 | Chlorine | Chlorine | |
| Chloroacetic Acid | 79-11-8 | Acetic acid, chloro- | Chloroacetic acid | 79118 | Chloroacetic Acid | 79-11-8 | Acetic acid, chloro- | Chloroacetic acid | |
| 2-Chloroacetophenone | 532-27-4 | Ethanone, 2-chloro-1-phenyl- | 2-Chloroacetophenone | 532274 | 2-Chloroacetophenone | 532-27-4 | Ethanone, 2-chloro-1-phenyl- | 2-Chloroacetophenone | |
| Chlorobenzene | 108-90-7 | Benzene, chloro- | Chlorobenzene | 108907 | Chlorobenzene | 108-90-7 | Benzene, chloro- | Chlorobenzene | |
| Chlorobenzilate | 510-15-6 | Benzeneacetic acid, 4-chloro-.alpha.-(4-chlorophenyl)-.alpha.-hydroxy-, ethyl ester | Chlorobenzilate | 510156 | Chlorobenzilate | 510-15-6 | Benzeneacetic acid, 4-chloro-.alpha.-(4-chlorophenyl)-.alpha.-hydroxy-, ethyl ester | Chlorobenzilate | |
| Chloroform | 67-66-3 | Methane, trichloro- | Chloroform | 67663 | Chloroform | 67-66-3 | Methane, trichloro- | Chloroform | |
| Chloromethyl Methyl Ether | 107-30-2 | Methane, chloromethoxy- | Chloromethyl methyl ether | 107302 | Chloromethyl Methyl Ether | 107-30-2 | Methane, chloromethoxy- | Chloromethyl methyl ether | |
| Chloroprene | 126-99-8 | 1,3-Butadiene, 2-chloro- | Chloroprene | 126998 | Chloroprene | 126-99-8 | 1,3-Butadiene, 2-chloro- | Chloroprene | |
| Chromium Compounds (trivalent and other) |
(none) | Chromium and compounds | E649962 | Chromium and compounds | 136 | Chromium & Compounds | (none) | Chromium and compounds | Chromium and compounds |
| 7440473 | Chromium | 7440-47-3 | Chromium | Chromium | |||||
| 12018018 | Chromium Dioxide | 12018-01-8 | Chromium oxide (CrO2) | Chromium oxide (CrO2) | |||||
| 16065831 | Chromium III | 16065-83-1 | Chromium, ion (Cr3) | Chromium(III) | |||||
| 21679312 | Chromium (III)-AA | 21679-31-2 | Chromium, tris(2,4-pentanedionato-.kappa.O,.kappa.O')-, (OC-6-11)- | Chromium(III) acetylacetonate | |||||
| 10060125 | Chromium Chloride | 10060-12-5 | Chromium chloride, hexahydrate | Chromium chloride, hexahydrate | |||||
| 1308141 | Chromium Hydroxide | 1308-14-1 | Chromium hydroxide (Cr(OH)3) | Chromium(III) hydroxide | |||||
| 1308389 | Chromic Oxide | 1308-38-9 | Chromium oxide (Cr2O3) | Chromium(III) oxide | |||||
| 10101538 | Chromic Sulfate | 10101-53-8 | Sulfuric acid, chromium(3+) salt (3:2) | Sulfuric acid, chromium(3+) salt (3:2) | |||||
| 12018198 | Chromium Zinc Oxide | 12018-19-8 | Chromium zinc oxide (Cr2ZnO4) | Chromium zinc oxide (Cr2ZnO4) | |||||
| 50922297 | Zinc Chromite | 50922-29-7 | Chromium zinc oxide | Chromium zinc oxide (unspecified) | |||||
| Chromium Compounds (hexavalent) (1-10) |
(none) | Chromium and compounds | E649962 | Chromium and compounds | 7789095 | Ammonium Dichromate | 7789-09-5 | Chromic acid (H2Cr2O7), diammonium salt | Ammonium dichromate (VI) |
| 7778509 | Potassium Dichromate | 7778-50-9 | Chromic acid (H2Cr2O7), dipotassium salt | Potassium dichromate | |||||
| 10588019 | Sodium Dichromate | 10588-01-9 | Chromic acid (H2Cr2O7), disodium salt | Sodium dichromate | |||||
| 11115745 | Chromic Acid | 7738-94-5 | Chromic acid (H2CrO4) | Chromic(VI) acid | |||||
| 7738945 | Chromic Acid (VI) | 7738-94-5 | Chromic acid (H2CrO4) | Chromic(VI) acid | |||||
| 13530682 | Chromic Sulfuric Acid | (none) | Chromic acid, mixt. with sulfuric acid | Chromic acid, mixt. with sulfuric acid | |||||
| 10294403 | Barium Chromate | 10294-40-3 | Chromic acid (H2CrO4), barium salt (1:1) | Chromic acid (H2CrO4), barium salt (1:1) | |||||
| 13765190 | Calcium Chromate | 13765-19-0 | Chromic acid (H2CrO4), calcium salt (1:1) | Chromic acid (H2CrO4), calcium salt (1:1) | |||||
| 14307358 | Lithium Chromate | 14307-35-8 | Chromic acid (H2CrO4), dilithium salt | Lithium chromate | |||||
| 7789006 | Potassium Chromate | 7789-00-6 | Chromic acid (H2CrO4), dipotassium salt | Potassium chromate (VI) | |||||
| Chromium Compounds (hexavalent) (11-20) |
(none) | Chromium and compounds | E649962 | Chromium and compounds | 7775113 | Sodium Chromate | 7775-11-3 | Chromic acid (H2CrO4), disodium salt | Sodium chromate (VI) |
| 10034829 | Sodium Chromate(VI) | 10034-82-9 | Chromic acid, disodium salt, tetrahydrate | Sodium chromate(VI), tetrahydrate | |||||
| 7789062 | Strontium Chromate | 7789-06-2 | Chromic acid (H2CrO4), strontium salt (1:1) | Chromic acid (H2CrO4), strontium salt (1:1) | |||||
| 13530659 | Zinc Chromate | 13530-65-9 | Chromic acid (H2CrO4), zinc salt (1:1) | Zinc chromate | |||||
| 1308130 | Zinc Chromate | 13530-65-9 | Chromic acid (H2CrO4), zinc salt (1:1) | Zinc chromate | |||||
| 7788967 | Chromyl Fluoride | 7788-96-7 | Chromium difluoride dioxide | Chromium difluoride dioxide | |||||
| 1333820 | Chromium Trioxide | 1333-82-0 | Chromium oxide (CrO3) | Chromium(VI) trioxide | |||||
| 14977618 | Chromyl Chloride | 14977-61-8 | Chromium, dichlorodioxo-, (T-4)- | Chromium(VI) dioxychloride | |||||
| 18540299 | Chromium (VI) | 18540-29-9 | Chromium, hexavalent | Chromium(VI) | |||||
| 11103869 | Zinc Potassium Chromate | 11103-86-9 | Potassium zinc chromate hydroxide (KZn2(CrO4)2(OH)) | Potassium zinc chromate hydroxide (KZn2(CrO4)2(OH)) | |||||
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