Diethyldithiophosphate, 250mg

n-Butyltri-n-pentyltin,1000 µg/mL,isooctane,1mL,

(±)-Sotalol-d6 hydrochloride (dimethyl-d6),100 µg/mL,MeOH,1mL,

Trimethoprim, >99%, 1g