Mixed Calibration Standard 3

Metoprolol tartrate, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 56392-17-7

Toluene, 1000µg/ml in MeOH, 1ml

Pseudomorphine (free base), neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 125-24-6