Agent Name

Antimony trisulfide

CAS Number

1345-04-6

Formula

Sb2-S3

Major Category

Metals

Synonyms

Antimonous sulfide; Antimony Orange; Antimony sesquisulfide; Antimony sulfide; Antimony sulfide (Sb2S3); Antimony trisulfide colloid; Antimony vermilion; Antimony(3+) sulfide; Black antimony; C.I. 77060; C.I. Pigment Red 107; CI 77060; CI Pigment Red 107; Crimson antimony; Crimson antimony sulphide; Diantimony trisulfide; Lymphoscan; Needle antimony; Stibnite; [ChemIDplus] UN1549

Category

Metalloid Compounds (Antimony)

Description

Black solid (naturally occurring form, stibnite) or orange-red solid; [Hawley] If the unstable red-orange modification occurs along with the black, crystalline form, the mixture can be carmine or brownish red; [HSDB] Black odorless chunks; [MSDSonline]

Sources/Uses

Used in pyrotechnics, explosives, matches, and percussion caps; Also used to make ruby glass, vermilion (yellow pigment), antimony salts, camouflage paints, and veterinary medications; [HSDB] Potential exposure from glassblowing (antiquing); [www.ci.tucson.az.us/arthazards/medium.html]

Comments

Antimony compounds can cause injury to the liver, kidneys, heart, and lungs; [HSDB] "Sulfides of the heavy metals are generally insoluble and hence have little toxic action except through the liberation of hydrogen sulfide." [Sax] An irritant; [MSDSonline] See "Antimony" and linked occupational diseases.

Exposure Assessment
TLV (ACGIH)

0.5 mg/m3, as Sb

PEL (OSHA)

0.5 mg/m3, as Sb

IDLH (NIOSH)

50 mg/m3, as Sb

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Antimony compound, inorganic, solid, n.o.s."

Adverse Effects
Hepatotoxin

Hepatotoxin, Secondary

IARC Carcinogen

Not Classifiable

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure:

Activities

Activities with risk of exposure: