p-Xylene, 1000µg/ml in MeOH, 1ml

n-Heptadecane, ?13C: - 25.72, 150ug/ml, Solvent-cyclohexane, Unit 1mL, # of units-10, Cas.no. 629-78-7

Fenpyroximate, 100mg

Metformin-d6 hydrochloride (dimethyl-d6),100 µg/mL,MeOH,1mL,