Erythromycin, 100 µg/ml, Methanol, 5ml

5-Isopropyl-2-methylphenol, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 499-75-2

Metoprolol, 1000µg/ml in MeOH, 1ml

Agilent Blood Alcohol Checkout Mix