D10-Chlorpyrifos, 100 µg/ml, Acetonitrile, 5ml

Carbazole, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 86-74-8

PCB No. 4, certified, 25mg

Arochlor 1248 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 12672-29-6