Research Article

Quantitative Determination of Lercanidipine Enantiomers in Commercial Formulations by Capillary Electrophoresis

Table 3

Results of parameters optimization for LER enantiomers analyses.

ParametersOptimization

CapillaryFused-silica
50 m id
50.0 cm effective length
60.2 cm total length

BGESodium acetate
200 mmol/L
pH 4.0

CDTM--CD
10 mmol/L

Temperature15°C

Voltage+25 kV

DetectorUV-DAD
237 nm

InjectionHydrodynamic
0.5 psi
10 seconds