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Nomination Summary for Crystalline silica (N94103)

Nominated Substances: Silica, crystalline - quartz

Nomination Date: 04/11/1994

Nominator: Private Individual

Rationale: To establish whether the carcinogenic risk of crystalline silica is because it is a traditional carcinogen that interacts with nuclear macromolecules or because of an epigenetic process associated with cell damage and healing.

NTP Principles: not specified

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: 14808-60-7

Agent Name: Silica, crystalline - quartz