epsilon-HCH, 100µg/ml in Cyclohexane, 1ml

1,1,2,2-Tetrachloroethane, 2000µg/ml in MeOH, 1ml

N-Nitrosodiethanolamine, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 1116-54-7

Indeno(1,2,3-c,d)pyrene, certified, 10mg