Bentazone, 100µg/ml in Acetonitrile, 1ml

17 alpha(H),21ß(H)-(22RS)-Trishomohopane , 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 54340-13-5

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

Norflurazon-desmethyl, 100 µg/ml, Ethyl acetate,