Penicillin G potassium, 100µg/mL in Acetonitrile, 1ml

2-Chloro-4-nitrotoluene, 1000µg/ml in MeOH, 1ml

n-Heptane, 5ml

n-Nonadecane, ?13C: -34.60, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 629-92-5