Hexachlorobenzene, 200µg/ml in MeOH, 1ml

Pentachloroethane

Toxaphene Congeners (Parlar 26, 50 and 62), 2µg/ml in Nonane, 1,2ml

1-Fluorochrysene, 10µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.