Metolachlor OA, 100 µg/ml, Acetonitrile, 1ml

Chlorfenapyr, 1000µg/ml in MeOH, 1ml

Piperacillin, 250mg

4-Nitrophenol, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 100-02-7