Chromium(III) sulfide
Agent Name
Chromium(III) sulfide
CAS Number
12018-22-3
Formula
Cr2-S3
Major Category
Metals
Synonyms
Chromium sulfide; Dichromium trisulphide; [ChemIDplus]
Category
Chromium Compounds, Inorganic
Description
Steel-gray solid; [MSDSonline]
Comments
CrIII compounds do not cause chrome ulcerations but may cause allergic dermatitis in workers with prior sensitization to CrVI compounds. [ILO Encyclo] CrIII is an essential trace mineral in the human diet. [ATSDR Case Studies] Toxic by ingestion; "May be harmful if absorbed through skin or inhaled." Contact may damage eyes; "Stable under recommended storage conditions." [MSDSonline] See "Chromium."
Biomedical References
Exposure Assessment
TLV (ACGIH)
0.003 mg/m3, as Cr(III), inhalable particulate matter
PEL (OSHA)
0.5 mg/m3
Explanatory Notes
Soluble Cr(III) compounds are assigned RSEN and DSEN; "Trivalent chromium compounds--with the exception of chromium(III) acetate, chromium(III) chloride hexahydrate, and chromium(III) nitrate--are insoluble or poorly soluble in water . . ." [ACGIH]
NFPA
must be preheated
Adverse Effects
IARC Carcinogen
Not classifiable
ACGIH Carcinogen
Not Classifiable
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.