Propanil, 100 µg/ml, Acetonitrile, 5ml

Metformin hydrochloride, 100 µg/ml, Methanol, 1m

Natural 2,3,5,6-tetramethylpyrazines, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

5H-Perfluoropentanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 376-72-7