Chromium(II) oxalate
Agent Name
Chromium(II) oxalate
CAS Number
814-90-4
Formula
C2-H2-O4.Cr
Major Category
Metals
Synonyms
Chromous Oxalate; Ethanedioic acid, chromium(2+) salt (1:1); Oxalic acid, chromium(2+) salt (1:1); Chromium oxalate (1:1); [ChemIDplus]
Category
Chromium Compounds, Inorganic
Description
Insoluble in water; mp = 1900 deg C; [MSDSonline]
Sources/Uses
Used as a chemical reagent (absorbing oxygen, dehydrohalogenating, and reducing); [HSDB]
Comments
"The relatively unstable divalent (chromous) ion is rapidly oxidized to the trivalent (Cr(III); chromic] form." [Nordberg, p. 718] "Bivalent compounds are unstable and have little commercial value." [Asthma in the Workplace, p. 296] Toxic by ingestion--corrosive effects and kidney damage from oxalic acid; A skin and tissue irritant; [HSDB]
Biomedical References
Exposure Assessment
PEL (OSHA)
0.5 mg/m3, as Cr
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.