Chiral Separation of Cypermethrin Enantiomers by High Performance Liquid Chromatography

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Abstract:

The separation of cypermethrin was studied on Chiralcel OD-H column using the high performance liquid chromatography (HPLC) method. And well distinguished peaks of cypermethrin isomers were obtained. The influences of mobile phase ratios, flow rates, and detection wavelengths on the separation results were investigated. The optimal chromatographic conditions were as follows: the mobile phase ratio was hexane: isopropanol = 97:3, the flow rate was 0.4ml/min, and the wavelength was set as 236 nm. Under the optimal conditions, the resolutions of cypermethrin enantiomers were more than 2.0.

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Advanced Materials Research (Volumes 1073-1076)

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417-422

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December 2014

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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