Quintozene, 100 µg/ml, Cyclohexane, 1ml

D5-Acetochlor ESA sodium salt, 100 µg/ml, Acetoni

alpha-HCH, 100 µg/ml, Methanol, 1ml

U-(13C13)-Citrinin,10 µg/mL,acetonitrile,1.2mL