Organophosphate insecticides are all except:
Organo phosphorous insecticides Malathion Parathion Fenthion Diazion Fenitrothion Chlorpyrifos Dioxathion Chlohion Organo chlorine insecticides DDT BHC (HCH) Lindane Dieldrin Carbamate insecticides Carbaryl Propoxur