Hexachlorobenzene (HCB), 10µg/ml in CY, 10ml

Bromoxynil-methyl ether, 100 µg/ml, Acetonitrile,

5-Methyl-2,3',4,4'-tetrachlorodipehnylmethane

Benzo[a]pyrene, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 50-32-8