Dichlofenthion, 10 µg/ml, Ethyl acetate, 10ml

Atrazin, 100μg/ml in Acetonitrile, 5ml

4,4'-Difluorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 457-68-1

Method 1618 Organophosphorus Pesticide Mix “C”