Development and Validation of a Specific Stability Indicating High Performance Liquid Chromatographic Methods for Related Compounds and Assay of Solifenacin Succinate

Table 1

Gradient programme for related compounds.

Time (minutes)	Flow rate (mL/minute)	Mobile phase-A (%)	Mobile phase-B (%)	Gradient
0.01	1.0	80	20	Equilibration
20	1.0	60	40	Linear gradient
30	1.0	60	40	Isocratic
32	1.0	80	20	Reequilibration
40	1.0	80	20	Equilibration