Isoproturon, 100 µg/ml, Acetonitrile, 5ml

Paraxanthine, 25mg

10:2 Di-PAPS, neat, Solvent-neat, Unit ca. 50 µg, # of units-1, Cas.no. 1895-26-7

2',3,4',5,5'-Pentachloro-4-[13C12]biphenylol, 1.2ml x 50ug/ml, toluene