SEPARATION OF WATER-SOLUBLE AND FAT-SOLUBLE VITAMINS BY MICELLAR ELECTROKINETIC CHROMATOGRAPHY

被引:65
作者
ONG, CP [1 ]
NG, CL [1 ]
LEE, HK [1 ]
LI, FY [1 ]
机构
[1] NATL UNIV SINGAPORE,DEPT CHEM,KENT RIDGE,SINGAPORE 0511,SINGAPORE
来源
JOURNAL OF CHROMATOGRAPHY | 1991年 / 547卷 / 1-2期
关键词
D O I
10.1016/S0021-9673(01)88665-9
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A mixture of seven water- and two fat-soluble vitamins was successfully separated simultaneously using micellar electrokinetic capillary chromatography. In addition to sodium dodecyl sulphate, modifiers such as gamma-cyclodextrin, beta-cyclodextrin, and isopropyl alcohol were introduced into the electrophoretic media to investigate their effect on the overall separation of the nine vitamins. Amongst these modifiers, the combination of gamma-cyclodextrin with sodium dodecyl sulphate in the electrophoretic medium was found to provide the best selectivity for separating vitamins.
引用
收藏
页码:419 / 428
页数:10
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