PCB 209, 100 µg/ml, Isooctane, 5ml

Benzo[a]pyrene D12, 10µg/mL in Cyclohexane, 10ml

2,6-Di-tert-butyl-4-methylphenol, 1000µg/mL in Acetonitrile, 1ml

19-Nortestosterone 17-propionate, certified, 0.1g