EPA Method 508 - Performance Check Solution

Individual Calibration Solutions, 500ul, nonane

DL-Propranolol hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 318-98-9

Zilpaterol hydrochloride, 100 µg/ml, Water, 1ml