From: A new gas chromatographic method for quantification of Metformin hydrochloride and Vildagliptin in bulk and pharmaceutical dosage form: development and validation
Criterion
MET
VID
% R.S.D. of Rt
0.0247
0.0316
% R.S.D. of area
0.9673
0.8590
NTP
25,381
18,468
Tailing factor
1.03
1.09
Resolution
11.2