Pencycuron, 100 µg/ml, Acetonitrile, 5ml

Potassium Bisnonafluoro-1-butanesulfonimidate, 25mg

3-Methyl-4-nitrophenol, 100 µg/ml, Methanol, 5ml

1,2,3,4,7,8-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene