National Toxicology Program

National Toxicology Program

Nomination Summary for C.I. Direct blue 218 (N79479)

C.I. Direct blue 218

Nominated Substances: C.I. Direct Blue 218

Nomination Date: 09/00/1979


Rationale: Suspicion of carcinogenicity as benzidine-based dye, interest in performing class study of such dyes, potential for widespread exposure

NTP Principles: Pre 1993 - 3, 8

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: 28407-37-6

Agent Name: C.I. Direct Blue 218

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