Doxycycline hyclate, 100 µg/ml, Methanol, 1ml

MTBE Resolution Test Mixture 3 Analytes, each at 1 Wt.% in MTBE; units: 1x1mL, 5x1mL, 1x5mL, 5x5mL trans-2-Pentene tert-Butanol cis-Pentene

ß alpha alpha (20R)-Cholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 481-20-9

DL-Methadone-d9 hydrochloride