PCB No. 77, 100µg/ml in Isooctane, 1ml

Cyclic Hydrocarbons Std, 2000µg/ml in MeOH, 1ml

6-Nitrobenzo[a]pyrene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 63041-90-7

Mevinphos, 100 µg/ml, Ethyl acetate, 1ml