Acetaldehyde diethylacetal, certified, 1ml

Imazaquin, 100 µg/ml, Acetonitrile, 5ml

5-Chloro-2-(2,4-dichlorophenoxy)phenol , 1.2ml x 50ug/ml, methanol

Sodium perfluorohexylperfluorooctylphosphinate, 50µg/ml in MeOH, 1,2ml