Propyzamide, 100 µg/ml, Ethyl acetate, 5ml

(±)-trans-11-Nor-9-carboxy-delta-9-THC, 1000µg/ml in MeOH, 1ml

OCP Mix, 10µg/ml in Isooctane, 1ml

Atrazin, 100μg/ml in Acetonitrile, 5ml