Sulfadimethoxine, certified, 0.25g

2-Perfluorobutyl-[1,1,2,2-2H4]-ethanol (4:2), 50µg/ml in MeOH, 1,2ml

1,2-Bis(2,4,6-tribromophenoxy)ethane, 1.2ml x 50ug/ml, nonane

Pyridoxine hydrochloride, 1000mg