gamma-1,2,3,4,5,6-Hexachlorocyclohexane-d6, 100µg/ml in Isooctane, 1ml

Sodium bis(1H,1H,2H,2H-perfluorooctyl)phosphate, 50µg/ml in MeOH, 1,2ml

Atrazine-desethyl-desisopropyl, 50µg/mL in MeOH, 1ml

D6-Metazachlor ESA sodium salt, 100 µg/ml, Aceton