From: Box–Behnken design-assisted optimization of RP-HPLC method for the estimation of evogliptin tartrate by analytical quality by design
Level
Amount of test taken (µg/ml)
Amount of std. added (µg/ml)
Amount of found (µg/ml)* ± SD
% Recovery ± SD
% RSD
80
20
16
35.53 ± 0.52
98.68 ± 1.17
1.18
100
39.81 ± 0.36
99.52 ± 0.73
0.74
120
24
44.47 ± 0.31
101.06 ± 0.57
0.56