Fluchloralin, 10 µg/ml, Ethyl acetate, 10ml

Pesticide Mix (Acetochlor, Metazachlor, Alachlor, Terbuthylazine, Terbuthylazine-desethyl), 10µg/ml in Hex/1% AC, 1ml

O,O-Dimethyldithiophosphate-13C2, sodium salt

Herbicide Acid Standard