Clindamycin-HCl, 100µg/ml in Acetonitrile, 5ml

Perfluoro-n-[1,2-13C2]hexadecanoic acid, 50µg/ml in MeOH, 1,2ml

n-Heneicosane, ?13C: -28.59, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-94-7

Fluorene