3,3'-Dichlorobenzidine, 100 µg/ml, Acetonitrile,

n-Hentriacontane

TFNA, 100 µg/ml, Acetonitrile, 1ml

Sodium bis(1H,1H,2H,2H-[1,2-13C2]perfluorooctyl)phosphate, 50µg/ml in MeOH, 1,2ml