Agent Name

Barium sulfide

CAS Number

21109-95-5

Formula

Ba-S

Major Category

Metals

Synonyms

Barium sulphide; [ChemIDplus] Barium monosulfide; Black ash; [Hawley] UN3134

Category

Metals, Inorganic Compounds

Description

Water-soluble, gray powder; [Hawley] Smells like rotten eggs; Hydrolyzes in water; [MSDSonline]

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]

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."

Exposure Assessment
TLV (ACGIH)

0.5 mg/m3, as Ba

PEL (OSHA)

0.5 mg/m3, as Ba

MAK

0.5 mg/m3

IDLH (NIOSH)

50 mg/m3, as Ba

Explanatory Notes

ERG guide is for "Water-reactive solid, toxic, n.o.s."

Adverse Effects
Nephrotoxin

Yes

ACGIH Carcinogen

Not Classifiable

Links to Other NLM Databases
Toxicity Information

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Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure:

Activities

Activities with risk of exposure: