Agent Name

Cupric chromate(VI)

CAS Number

13548-42-0

Formula

Cr-H2-O4.Cu

Major Category

Metals

Synonyms

Copper chromate; Copper chromium oxide (CuCrO4); Chromic acid (H2CrO4), copper(2+) salt (1:1); [ChemIDplus] Neutral cupric chromate; [Merck Index] Copper (II) chromate; [MSDSonline]

Category

Chromium Compounds, Inorganic

Description

Reddish-brown solid; Practically insoluble in water; [Merck Index] Brown crystalline powder; [MSDSonline]

Sources/Uses

Used in fungicides, seed protectants, wood preservatives, textile dyes (mordant), and textile preservatives; [Merck Index] Used as a preservative in wood and textile products; [Ullmann]

Comments

An irritant; May cause skin sensitization; [MSDSonline] See "Chromium " and linked occupational diseases.

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, respirable fraction (Cu, inorganic cmpnds)

IDLH (NIOSH)

15 mg/m3, as Cr

Adverse Effects
Skin Sensitizer

Yes

Asthma

Yes

Hepatotoxin

Hepatotoxin, Secondary

Nephrotoxin

Yes

Dermatotoxin

Skin Burns

IARC Carcinogen

Known Carcinogen

NTP Carcinogen

Human Carcinogen

ACGIH Carcinogen

Confirmed Human

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: