Binapacryl, 100 µg/ml, Ethyl acetate, 5ml

Heptachlor, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 76-44-8

6-Methylchrysene, 100 µg/ml, Acetonitrile, 1ml

N-Nitrosodimethylamine