Clethodim-sulfone, 100 µg/ml, Acetonitrile, 1ml

n-Triacontane, ?13C: -28.60, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 638-68-6

Chinomethionat, 10.0 µg/ml, Cyclohexane, 10ml

Perfluoro-n-[13C9]nonanoic acid, 50µg/ml in MeOH, 1,2ml