Silver chromate

Synonyms

Silver chromate(VI); Chromic acid (H2CrO4), disilver(1+) salt; Chromic acid (H2CrO4), silver(1+) salt (1:2); [ChemIDplus] Silver (I) chromate; [MSDSonline] UN1479

Category

Chromium Compounds, Inorganic

Description

Dark brownish-red solid; Insoluble in water; [Hawley] Red-brown odorless powder; Slightly soluble in water; [MSDSonline]

Sources/Uses

Used as catalyst to make aldol from alcohol; [Merck Index] Used as lab reagent; [Hawley] Used in the photographic industry; [Ullmann]

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] Oxidizing agent; May cause fire on contact with combustible material; An irritant; [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)

0.01 mg/m3, inhalable fraction, as Ag

Explanatory Notes

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

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:

• Photographic Processing