Metformin-d6-HCl, 100µg/ml in Acetonitrile, 1ml

Sodium 1H,1H,2H,2H-perfluorododecane sulfonate (10:2), 50µg/ml in MeOH, 1,2ml

Fenchlorphos oxon

Fluroxypyr-1-methylheptylester, 100 µg/ml, Aceton