Pretilachlor, 100 µg/ml, Acetonitrile, 5ml

Butachlor ESA sodium salt, 100µg/ml in MeOH, 1ml

2-Perfluorooctyl-[1,2-13C2]-ethanol (8:2), 50µg/ml in MeOH, 1,2ml

2,5-Dimethylbenzaldehyd-2,4-dinitrophenylhydrazone, 100mg