| Agent Name |
Arsenic trichloride |
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| CAS Number |
7784-34-1 |
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| Formula |
As-Cl3 |
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| Major Category |
Toxic Gases & Vapors |
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| Synonyms |
Arsenic butter; Arsenic chloride; Arsenic(III) chloride; Arsenic(III) trichloride; Arsenious chloride; Arsenous chloride; Arsenous trichloride; Butter of arsenic; Caustic arsenic chloride; Caustic oil of arsenic;Chlorure arsenieux [French]; Chlorure d'arsenic [French]; Fuming liquid arsenic; Trichloroarsine; Trichlorure d'arsenic [French]; [ChemIDplus] UN1560 |
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| Category |
Other Toxic Gases & Vapors |
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| Description |
Clear, oily liquid; [HSDB] Colorless liquid with an unpleasant odor; [CHRIS] |
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| Sources/Uses |
Used as a chemical intermediate for pharmaceuticals, insecticides, and chemical warfare blister agents; Used in the ceramics industry; [HSDB] |
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| Comments |
Corrosive to skin, eyes, and respiratory tract; Heavy inhalation exposure may cause pulmonary edema; Repeated exposures may cause arsenic poisoning; Lethal dose by ingestion is 70-180 mg; [CHEMINFO MSDS] See "Arsenic and compounds." |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
Not evaluated |
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| TIH |
Yes |
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| Vapor Pressure |
8.26 x 10 -11 mm Hg |
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| Explanatory Notes |
Boiling point = 130.5 deg C; [ACGIH] For occupational exposure limits, see "Arsenic and compounds." |
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| Flammability (NFPA) |
0: will not burn |
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| Adverse Effects |
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| Toxic Pneumonitis |
Yes |
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| Anemia |
Anemia, Aplastic |
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| Dermatotoxin |
Skin Burns |
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| Skin Sensitizer |
Yes |
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| Neurotoxin |
Sensorimotor Neuropathy |
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| Hepatotoxin |
Hepatotoxin, Secondary |
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| Reproductive Toxin |
Yes |
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| IARC Carcinogen |
Known Carcinogen |
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| Links to Other NLM Databases |
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