Heptachlor, 100 µg/ml, Acetonitrile, 1ml

2,3-Dichloronitrobenzene, 250mg

Arochlor 1242 , 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 53469-21-9

2-Aminobiphenyl-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 344298-97-1