Aziprotryne, 100 µg/ml, Acetonitrile, 1ml

Benzo(b)furan, certified, 25mg

N-Ethyl-N-(2-hydroxyethyl)nitrosamine,neat,neat,10mg

1,2,3-Trichlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane