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Nomination Summary for Pesticides (N20026)

Nominated Substances: Chlordane (technical grade), Chlorpyrifos (Dursban), Diazinon

Nomination Date: 11/15/1999

Nominator: Private Individual

Rationale: Chlordane, Dursban & Diazinon were renominated for study based on their wide spread use and misapplication. Chlordane, although banned, persists in the environment and in homes that were sprayed with it. More recent applications of Dursban and Diazinon in these same homes has created a complex mixture of poisons. New information regarding the action of endocrine disruptors make this group of poisons appropriate chemicals for study.

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: 12789-03-6

Agent Name: Chlordane (technical grade)


CASRN: 2921-88-2

Agent Name: Chlorpyrifos (Dursban)


CASRN: 333-41-5

Agent Name: Diazinon