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

alpha alpha alpha-Trifluorotoluene, Calibration (Surrogate) Standard, 10000µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 98-08-8

iso-Chloridazon, 100 µg/ml, Ethyl acetate, 5ml

1,4-Phenylenediamine