Parathion-ethyl, 100 µg/ml, Toluene, 1ml

Diclofenac, 1000µg/ml in MeOH, 1ml

D4-Salicylic acid, 100mg

2-(4-[Methylthio]phenyl)-1H-benzimidazole, neat, Solvent-neat, Unit 10MG, # of units-21, Cas.no. 725701-22-4