| Agent Name |
Barium sulfide |
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| CAS Number |
21109-95-5 |
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| Formula |
Ba-S |
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| Major Category |
Metals |
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| Synonyms |
Barium sulphide; [ChemIDplus] Barium monosulfide; Black ash; [Hawley] UN3134 |
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| Category |
Metals, Inorganic Compounds |
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| Description |
Water-soluble, gray powder; [Hawley] Smells like rotten eggs; Hydrolyzes in water; [MSDSonline] |
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| Sources/Uses |
Used to remove hair and to make luminous paints, lithopone, and vulcanized rubber; [Merck Index] Used for dehiding, flame retarding, and as a paint additive; [Hawley] Used in metallic patinas; [www.ci.tucson.az.us/arthazards/medium.html] |
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| Comments |
Harmful by ingestion and inhalation; [ESIS] Reacts with acid to form hydrogen sulfide; [www.ci.tucson.az.us/arthazards/medium.html] Contact with acid liberates toxic gas; [MSDSonline] See"Barium and soluble compounds." |
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| Exposure Assessment |
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| TLV (ACGIH) |
0.5 mg/m3, as Ba |
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| PEL (OSHA) |
0.5 mg/m3, as Ba |
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| MAK |
0.5 mg/m3, as Ba, inhalable fraction (soluble compds) |
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| IDLH (NIOSH) |
50 mg/m3, as Ba |
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| Explanatory Notes |
ERG guide is for "Water-reactive solid, toxic, n.o.s." |
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| Adverse Effects |
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| Nephrotoxin |
Yes |
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| Links to Other NLM Databases |
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