Silver chromate

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Agent Name
Silver chromate
CAS Number
7784-01-2
Formula
Ag.1/2Cr-H2-O4
Major Category
Metals
Silver chromate formula graphical representation
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

Exposure Assessment

TLV (ACGIH)
0.0001 mg/m3, as Cr(VI), inhalable particulate matter
STEL (ACGIH)
0.0005 mg/m3, as Cr(VI), inhalable particulate matter
PEL (OSHA)
0.005 mg/m3, as Cr(VI)
MAK
0.01 mg/m3, inhalable fraction, as Ag
IDLH (NIOSH)
, as Cr
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Oxidizing solid, n.o.s."

Adverse Effects

Skin Sensitizer
Yes
Asthma
Yes
Hepatotoxin
Hepatoxic (a) from occupational exposure (secondary effect) or (b) in animal studies or in humans after ingestion
Nephrotoxin
Yes
Dermatotoxin
Skin burns
IARC Carcinogen
Established
NTP Carcinogen
Human carcinogen
ACGIH Carcinogen
Confirmed Human

Diseases, Processes, and Activities Linked to This Agent

Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: