Analytes Retention time (TR) (min) Capacity factors (K’) Theoretical plates (N) Tailing factor (T) Resolution (R) Separation factor
HCT 3 6.46 6000 1.93 4.4 0.0
ENP 3.5 17.7 8000 1.73 5.5 1.6
FRS 4 14.34 11200 1.36 3.6 1.9
HCT: hydrochlorothiazide; ENP: enalapril; FRS: furosemide
Table 1: System suitability parameters of the proposed method for hydrochlorothiazide, enalapril and furosemide.