Prometon, 100 µg/ml, Acetonitrile, 1ml

Metoxuron, 1000μg/ml in Acetonitrile, 1ml

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

2-Imidazolidone, 100 µg/ml, Acetonitrile, 5ml