National Toxicology Program

National Toxicology Program

Nomination Summary for Manganese dioxide (N79446)

Manganese dioxide

Specific Substances: Manganese dioxide

Nomination Date: 07/00/1979

Nominator: NCI

Rationale: Sufficient acute data for OSHA to lower permissible exposure limit (PEL). Monthly intramuscular administration to rats and mice negative for carcinogenicity (lifetime study).

NTP Principles: not specified

Status: Unknown

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: 1313-13-9

Agent Name: Manganese dioxide

  • No studies are available.
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.