Hexachlorobenzene (HCB), 100µg/ml in CY, 5ml

PCB No. 16, 100µg/ml in Isooctane, 1ml

2,2-Dichloropropane

3,4-Dimethylphenanthrene , 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 66291-31-4