Metolachlor-2-hydroxy,100ng/µL in Acetonitrile,1ml

2,4-DB, 100 µg/ml, Acetonitrile, 1ml

Estrone, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 53-16-7

13C6-Diclofenac sodium, 10mg