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Nomination Summary for Methylene blue (N89007)

Nominated Substances: Methylene blue trihydrate, Methylene blue

Nomination Date: 03/28/1989

Nominator: NCI

Rationale: Potential for high exposure in animals and humans; lack of adequate long-term toxicity data.

NTP Principles: 3, 4, 6 PRE 90

Agents and Status

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

CASRN: 7220-79-3

Agent Name: Methylene blue trihydrate