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International Scholarly Research Notices
Table of Contents
International Scholarly Research Notices
/
2013
/
Article
/
Tab 7
/
Research Article
Development and Validation of High Performance Liquid Chromatography Method for Simultaneous Estimation of Ambroxol and Doxofylline in Their Combined Tablet Dosage Form
Table 7
Robustness data for Doxofylline.
Factors
% RSD
Tailing factor (
)
Efficiency (theoretical plates)
Resolution
pH of mobile phase
pH 4.3
1.3415
1.362
7347
14.724
pH 4.7
0.9134
1.391
7273
14.810
Flow rate
0.8 mL/min
0.5180
1.367
7294
14.736
1.2 mL/min
0.8075
1.386
7292
14.745
Solvent %
−2%
1.1918
1.348
7327
14.698
+2%
0.9294
1.413
7293
14.672