iso-Chloridazon, 100 µg/ml, Acetonitrile, 1ml

Demeton-O, 10.0 µg/ml, Cyclohexane, 10ml

Atrazine-d5 (ethyl-d5),1000 µg/mL,acetonitrile,1mL,

Pethoxamid, 100µg/ml in Acetonitrile, 5ml