Common name:chlorpyrifos(97%TC,68-80%EC,40%EC) Chemical name: O,O-diethyl O-3,5,6-trichloro-2-pyridyl phosphorothioate CAS No.:2921-88-2 Molecular formula:C9H11Cl3NO3PS Molecular Weight:350.58 Packing: 97%TC:250kg/drum 68-80%EC:250kg/drum 40%EC:250kg/drum Introduction: Chlorpyrifos is used to control and eliminate fleas, insects, termites, pests and mosquitoes. As one of the most widely used organophosphate insecticides，chlorpyrifos is used in cotton，corn，almonds and fruit trees including oranges and apples.Chlorpyrifos is highly toxic to amphibians，fish and bee.