Ferric chromate(VI)

Synonyms

Chromic acid (H2CrO4), iron (3+) salt (3:2); Diiron tris(chromate); [ChemIDplus] C.I. Pigment Yellow 45; C.I. 77505; Siderin yellow; [Merck Index] Ferric chromate, basic; [MSDSonline]

Category

Chromium Compounds, Inorganic

Description

Yellow solid; Practically insoluble in water; [Merck Index]

Sources/Uses

Used as pigment in ceramics, glass, and enamels; [Merck Index]

Comments

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] May cause irritation; [MSDSonline] See "Chromium" and linked occupational diseases.

Biomedical References

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)

Yes

Yes

Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion

Yes

Skin burns

Established

Human carcinogen

Confirmed Human

Diseases

Occupational diseases associated with exposure to this agent:

• Asthma, occupational
• Chromium, chronic toxic effect
• Contact dermatitis, allergic

Processes

Industrial Processes with risk of exposure:

• Glass Manufacturing
• Painting (Pigments, Binders, and Biocides)

Activities

Activities with risk of exposure:

• Ceramics making
• Enameling