Cd, B, Mn, Fe, Cu Mix

Sodium p-perfluorous nonenoxybenzenesulfonate, 50µg/ml in MeOH, 1,2ml

2,3,4,6,7,8-Hexachlorodibenzofuran , 1.2ml x 50ug/ml, nonane

3,5-Dichloronitrobenzene