Pretilachlor, 100 µg/ml, Acetonitrile, 5ml

1H,1H-Perfluorooctadecan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 242142-82-1

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

3,3’-Dimethoxybenzidine