Organophosphorus Pesticide Standard

4,4'-DDD (=TDE), 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 72-54-8

Malathion, 100μg/mL in Acetonitrile, 1ml

2,2’,5,5’-Tetrachlorobiphenyl (52)