Bensulide, 10.0 µg/ml, Acetone, 10ml

Ethalfluralin, 10.0 µg/ml, Ethyl acetate, 10ml

Atrazine-d5 (ethyl-d5),100 µg/mL,acetonitrile,1mL,

o-Xylene, 100µg/mL in MeOH, 1ml