Heptachlor epoxide (isomer B), 1000µg/ml in MeOH, 1ml

Dichlofenthion, 10 µg/ml, Ethyl acetate, 10ml

1,2,3,6,7-Pentachloronaphthalene,,,,

Sodium perfluoro-1-[1,2,3,4-13C4]octanesulfonate, 1.2ml x 50ug/ml, methanol