Quantitative Determination of Lercanidipine Enantiomers in Commercial Formulations by Capillary Electrophoresis

Table 1

Results of the pH test for LER enantiomers analysis.

pH	Migration time (min)		Plates number		Resolution
	(S)-LER	(R)-LER	(S)-LER	(R)-LER
3.0	11.44	11.57	83 362	75 509	0.79
4.0	11.66	11.82	215 394	190 436	1.31
5.0	17.33	17.52	189 374	153 614	1.15