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

Di-n-butyl phthalate, >99%, 25g

1,2,3,7,8-Pentachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

alpha-HCH, 10 µg/ml, Ethyl acetate, 10ml