1,2,8,9-Tetrachlorodibenzo-p-dioxin, 1.2ml x 50ug/ml, nonane

Sodium perfluoro-7-methyloctanesulfonate, 1.2ml x 50ug/ml, methanol

Quinapril hydrochloride, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 82586-55-8

Instrument Standard 2