Imipenem monohydrate, 50mg

n-Perfluorodecanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 335-76-2

Ritonavir

GC-IRMS Standards (C11(?13C: -26.11); C15 (?13C: -30.22); C20 (?13C: -33.06)), 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no.