3-Hydroxybutyric acid, 100 µg/ml, Acetonitrile,

Cortisol-9,11,12,12-d4, 0,5mg

n-Hydrocarbon Standard

Sodium 1H,1H,2H,2H-perfluorodecane sulfonate (8:2), 50µg/ml in MeOH, 1,2ml