Drug name Resolution HETP Capacity Factor Tailing Factor Amlodipine besylate - 6070 1.12 0.65 Losartan potassium 4.61 7184 1.66 0.75 Valsartan 4.92 7534 2.35 0.8 Atorvastatin calcium 12.45 9564 4.79 0.95

Table 5: Chromatographic parameters for Amlodipine besylate, Losartan potassium, Vasartan and Atorvastatin calcium respectively.