L-Ascorbic acid sodium, 100µg/ml in Acetonitrile,

Eplerenon,1000 µg/mL,MeOH,1mL,

Salicylic acid-d4 (3,4,5,6-d4), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-10, Cas.no. 7864-17-0

Atorvastatin, 1000µg/ml in MeOH, 1ml