Dec 21, 2012 · For control of listed insects infesting certain field, fruit, nut, and vegetable crops. Active Ingredient: chlorpyrifos: O,O-diethyl-O- (3,5,6-trichloro-2-pyridinyl) phosphorothioate _.. , ... Contains 4 Ib of chlorpyrifos per gallon. Contains petroleum distillates. nrp o -j oni?