Metformin Pioglitazone Glibenclamide Glimepride
Retention time (Rt) 2 3 7 9
Capacity Factors (K’) 2.3 2.4 2.4 2.3
Theoretical plates (N) 2763 2762 2763 2764
Tailing factor (T) 1. 2 1.2 1.3 1. 2
Resolution (R) 6.14 6.14 7.14 8.14
Table 1: System suitability parameters.