Metoprolol (free base),neat,neat,50mg,

1-Tetradecanol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 112-72-1

alphaßß (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 69483-47-2

Dimefuron, 100 µg/ml, Acetonitrile, 5ml