National Toxicology Program

National Toxicology Program

Nomination Summary for C.I. Direct black 80 (N85205)

C.I. Direct black 80

Specific Substances: C.I. Direct Black 80

Nomination Date: 10/22/1984

Nominator: NCI

Rationale: Potential for significant exposure; substitute for C.I. Direct Black 38 (a liver carcinogen in rats); interest in its unique structure at a diazonaphthalene-based triazo dye

NTP Principles: Pre 1993 - 3, 8

Status: Withdrawn

Agents and Status

The following information relates to the specific agent and may include history from earlier or later nominations for this same agent.

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CASRN: 8003-69-8

Agent Name: C.I. Direct Black 80

NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.