D6-NorepinephrineHCl, 100µg/ml Methanol, 1ml

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

Eplerenon,neat,neat,10mg,

Phosphate (PO4-3) as P