Conc. µg/ml Peak area Linear Regression for : Y = A + B* X
5 80135   Parameter             Value    Error -----------------------------------------------  A            -856.53333          849.32543 B             16050.49714       43.61733 ----------------------------------------------- R             SD          N             P ------------------------------------------------------------ 0.99999 912.32186            6              <0.0001 ------------------------------------------------------------
10 158766
15 239621
20 319867
25 401653
30 480121
Limit of detection (LOD) Limit of detection (LOQ) 0.4 µg/ml 1.0 µg/ml
Analyst to Analyst Mean ± SD (100.56 ± 0.97) and %RSD 1.13
Table 2: Linearity and regression data for determination of Nisoldipine by HPLC.