| Agent Name |
Sodium hydrogen sulfide |
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| Alternative Name |
Sodium bisulfide |
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| CAS Number |
16721-80-5 |
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| Formula |
H-Na-S |
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| Major Category |
Other Classes |
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| Synonyms |
Sodium bisulfide; Sodium hydrogen sulfide; Sodium hydrosulfide; Sodium sulfhydrate; Sodium sulfide; Sodium sulfide (NaHS); [ChemFinder] |
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| Category |
Sulfur Compounds |
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| Description |
White to colorless crystals with an odor of hydrogen sulfide; [NIOSH] Deliquescent; [CHEMINFO] |
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| Sources/Uses |
Used to dehair hides and to produce heavy water, paper, rayon, dyes, and other chemical products; [HSDB] |
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| Comments |
Corrosive to skin; [Quick CPC] High inhalation exposure can induce pulmonary edema; Concentration of 600 ppm is lethal in 30 minutes; 800 ppm is lethal immediately; [HSDB] Evolves hydrogen sulfide gas on contact with water; Corrosive to skin, eyes, and respiratory tract; [CAMEO] |
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| Reference Link |
HSDB |
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| Exposure Assessment |
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| Skin Designation (ACGIH) |
Not evaluated |
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| Vapor Pressure |
49 mm Hg |
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| Odor Threshold Low |
0.0047 ppm |
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| Explanatory Notes |
Odor threshold from CHRIS; |
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| Adverse Effects |
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| Toxic Pneumonitis |
Yes |
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| Dermatotoxin |
Skin Burns |
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| Other Poison |
Chemical Asphyxiant |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: SODIUM HYDROSULFIDE
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