Chromic acid (H2Cr2O7), compd. with pyridine (1:2); [ChemIDplus] UN3087
Chromium Compounds, Inorganic
Orange or brown crystalline powder; [MSDSonline] Soluble in water; [ECHA]
CrVI compounds are irritants, sensitizers, and may be corrosive to the skin. CrVI compounds are respiratory tract irritants and may cause pulmonary sensitization. CrVI may cause acute tubular necrosis and liver injury. [ATSDR Case Studies] An eye irritant; May cause skin sensitization; [eChemPortal: ERMA] Oxidizing agent; May cause fire on contact with combustible material; An irritant; May cause skin sensitization; [MSDSonline] See "Chromium" and linked occupational diseases.
Skin Designation (ACGIH)
0.0001 mg/m3, as Cr(VI), inhalable particulate matter
0.0005 mg/m3, as Cr(VI), inhalable particulate matter
0.005 mg/m3, as Cr(VI)
The Guide in the Emergency Response Guidebook is for "Oxidizing solid, toxic, n.o.s."
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion
Occupational diseases associated with exposure to this agent: