Chemical Class: organophosphate

Principal Use: insecticide; virtually all homeowner uses of chlorpyrifos are banned in the U.S. as of December 31, 2001

Groundwater Persistance Level: low

Listed on EPA Toxics Release Inventory

Long Term Effects on Mammals: fetotoxin; cumulative; delayed neurotoxin; sterility and impotence in bulls

Effects On Non-target Species:

immediate toxicity: very high for: molluscs, fish, crustaceans, bees, aquatic insects; high to very high for birds; low to high for amphibians
long-term toxicity: birds - leg weakness, delayed neurotoxicity; fish - affects growth; crustaceans - affects reproduction and equilibrium; toxic to some plants

Transformation Products: pyridinol

Common Trade Names: Dursban; Dowco 179; Lepister (with flucythrinate); Lorsban; Pyrinex; Salut (with dimethoate)

CAS #: 2921-88-2