Environmental Engineering Reference
In-Depth Information
Ecological Risk Assessment of the Uses
of the Organophosphorus Insecticide
Chlorpyrifos, in the United States
John P. Giesy , Keith R. Solomon , G.Christopher Cutler , Jeffrey M. Giddings,
Don Mackay , Dwayne R. J. Moore , John Purdy , and W. Martin Williams
1
Introduction
As explained in the foreword, this volume of Reviews of Environmental
Contamination and Toxicology is devoted to an assessment of the ecological risks
posed by chlorpyrifos (
O,O
-diethyl
O
-(3,5,6-trichloro-2-pyridinyl) phosphorothio-
ate; CAS No. 2921-88-2; CPY) as used in the United States (U.S.). CPY is a widely
used organophosphorus insecticide that is available in a granular formulation for
treatment in soil, or several fl owable formulations that can be applied to foliage,
