EPA Method 502.2/524.2 - Liquids, VOC, 200ug/ml in MeOH, 1ml

PCB-Mix 3, 10µg/mL in Cyclohexane, 10ml

2,2',3,3',4,4',5',6-Octachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 42740-50-1

Sodium perfluoro-7-methyloctanesulfonate, 1.2ml x 50ug/ml, methanol