Imazamethabenz-methyl, 100 µg/ml, Acetonitrile,

Trichloroacetic acid (TCA), 100µg/ml in MTBE, 5ml

Pyrazophos, 100 µg/ml, Ethyl acetate, 5ml

Flazasulfuron, 100 µg/ml, Ethyl acetate, 1ml