Warfarin, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 81-81-2

N-Nitrosodibenzylamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 5336-53-8

Prothiofos, 10.0 µg/ml, Ethyl acetate, 10ml

Fenchlorphos-oxon, 10µg/ml in Acetonitrile, 10ml