Metazachlor, 100 µg/ml, Acetonitrile, 5ml

Fluoxetine, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 54910-89-3

N4-Acetylsulfamethoxazole, 25mg

2,3,4,5-Tetrabromobenzoic acid [13C6 ring], 1.2ml x 50ug/ml, methanol