General Name: Dursban, loesban, dowco 179 Chemical Name: O,O-diethyl-O-(3,5,6-trichlor-2-pyridyl)phosphorothionate General Name: ... Dursban, loesban, dowco 179Other Name: ChlorpyrifosChemical Name: O,O-diethyl-O-(3,5,6-trichlor-2-pyridyl)phosphorothionateAppearance: white crystal ...