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

Cimetidine hydrochloride, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 70059-30-2

ß alpha alpha (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 481-20-9

Acetaminophen, 100 µg/ml, Acetonitrile, 1ml