Natural alkyl pyrazines,1000 µg/mL,isooctane,1mL,

2-Chloro-1,3-propanediol-distearate-d5,100 µg/mL,toluene,1mL,

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

Pyridaben, 100 µg/ml, Acetonitrile, 5ml