| Agent Name |
Lead chromate |
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| CAS Number |
7758-97-6 |
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| Formula |
Cr-O4.Pb |
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| Major Category |
Metals |
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| Synonyms |
Chrome yellow; C.I. Pigment yellow; [ACGIH] |
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| Category |
Metals, Inorganic Compounds |
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| Description |
Yellow crystals or powder; [ACGIH] |
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| Sources/Uses |
Used as a pigment; Chrome yellow is PbCrO4. Chrome green and chrome red also contain PbCrO4. [ACGIH] Used as a pigment in paints, ceramics, rubber and plastics, and fabric printing; [HSDB] |
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| Comments |
See Lead" and "Chromium and compounds." Because of its "extreme insolubility," the relative toxicity of this compound has been debated. Epidemiology studies in lead chromate workers have shown evidence of excess lung cancer. It can be corrosive to living tissue. Lead poisoning can occur in exposed workers. [ACGIH] |
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| Restricted |
In 1977 the Consumer Product Safety Commission banned "lead containing paint" prohibiting the use of such paint on products to which consumers are exposed after sale. [ATSDR ToxFAQs, Toxicological Profile, Regulations and Advisories] |
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| Exposure Assessment |
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| BEI |
See BEIs for chromium and lead. |
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| Skin Designation (ACGIH) |
No |
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| Bioaccumulates |
Yes |
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| TLV (ACGIH) |
0.01 mg/m3(as Cr), 0.05 mg/m3(as Pb) |
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| Adverse Effects |
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| Asthma |
Yes |
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| Dermatotoxin |
Skin Burns |
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| Skin Sensitizer |
Yes |
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| Neurotoxin |
Motor Neuropathy |
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| Hepatotoxin |
Hepatotoxin, Secondary |
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| Nephrotoxin |
Yes |
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| Reproductive Toxin |
Yes |
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| IARC Carcinogen |
Known Carcinogen |
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| Links to Other NLM Databases |
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| Health Studies |
Human Health Effects from Hazardous Substances Data Bank: LEAD CHROMATE
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