beta-HCH, 100 µg/ml, Acetonitrile, 5ml

2,2',4,4',6,6'-Hexachloro-3,3'-dimethoxybiphenyl, 1.2ml x 50ug/ml, nonane

Arochlor 1248 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 12672-29-6

Benzo[b]naphtho[1,2-d]thiophene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 205-43-6