Carbonyl Compounds as DNPH, in Acetonitrile, 1ml

2,3,7-Tribromodibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene

2,4’-DDE, 1000µg/ml in Hexane, 1ml

Beauvericin, 100 µg/ml, Acetonitrile, 1ml