gamma-HCH, 100 µg/ml, Ethyl acetate, 5ml

Precision and Recovery Stock Solution: WHO PCBs, 1.2ml, nonane

6-Methyl-2',3,4,6'-tetrachlorodiphenylmethane, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no.

1,2-Dihydro-1,1,6-trimethylnaphthalene