Carbendazim, 100 µg/ml, Methanol, 5ml

2,4-Dichloroaniline, 500mg

Perfluoro-n-[1,2,3,4-13C4]octanoic acid, 50µg/ml in MeOH, 1,2ml

Isocarbophos, 100 µg/ml, Acetonitrile, 1ml