Trichloronate, 100 µg/ml, Acetonitrile, 5ml

Caffeine, 100µg/ml in MeOH, 1ml

Metoprolol tartrate, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 56392-17-7

Fenbutatin oxide, 10.0 µg/ml, Methanol, 10ml