Pholcodine-N,N'-dioxide, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no.

Potassium perfluoro(2-ethoxyethane)sulfonate, 1.2ml x 50ug/ml, methanol

Metoprolol-D7 Hydrochloride, 1mg

n-Hexylcyclohexane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 4292-75-5