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

4-Methyldiphenylmethane, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 620-83-7

Diclofenac, 1000µg/ml in MeOH, 1ml

EPA Method 525 Standard