Tecnazene, 100 µg/ml, Acetonitrile, 1ml

2-(Trifluormethyl)-benzamide, 100µg/ml in AL, 5ml

Sodium perfluoro-1-[2,3,4-13C3]butanesulfonate, 50µg/ml in MeOH, 1,2ml

WS Chlorinated Pesticide Amp 1 - Cal Check