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Chinese Academy of Sciences Institutional Repositories Grid
Hybrid silica monolithic column for capillary electrochromatography with enhanced cathodic electroosmotic flow

文献类型:期刊论文

作者Hu, Jiwei; Xie, Chuanhui; Tian, Ruijun; He, Zhike; Zou, Hanfa
刊名electrophoresis
出版日期2006-11-01
卷号27期号:21页码:4266-4272
关键词aromatic acid capillary electrochromatography electroosmotic flow silica monolithic column sol-gel process
ISSN号0173-0835
产权排序2;1
通讯作者邹汉法
英文摘要a hybrid silica monolithic stationary phase for rp cec was prepared by in situ cocondensation of (3-mercaptopropyl)-trimethoxysilane (mptms), phenyltriethoxysilane (ptes), and tetraethoxysilane (teos) via a sol-gel process. the thiol groups on the surface of the stationary phase were oxidized to sulfonic acids by peroxytrifluoroacetic acid. the introduced sulfonic acid moieties on the monoliths were characterized by a strong and relatively stable eof in a broad ph range from 2.35 to 7.0 in cec. aromatic acids and neutral compounds can be simultaneously separated in this column under cathodic eof the cec column exhibited a typical rp chromatographic mechanism for neutral compounds due to the introduced phenyl groups.
WOS标题词science & technology ; life sciences & biomedicine ; physical sciences
类目[WOS]biochemical research methods ; chemistry, analytical
研究领域[WOS]biochemistry & molecular biology ; chemistry
关键词[WOS]stationary phases ; chromatographic characterization ; liquid-chromatography ; octadecyl moieties ; separation media ; acidic compounds ; reversed-phase ; packing
收录类别SCI
原文出处true
语种英语
WOS记录号WOS:000242222500018
公开日期2010-11-30
源URL[http://159.226.238.44/handle/321008/97461]  
专题大连化学物理研究所_中国科学院大连化学物理研究所
作者单位1.Wuhan Univ, Coll Chem & Mol Sci, Wuhan 430072, Peoples R China
2.Chinese Acad Sci, Dalian Inst Chem Phys, Natl Chromatog R&A Ctr, Dalian, Peoples R China
推荐引用方式
GB/T 7714
Hu, Jiwei,Xie, Chuanhui,Tian, Ruijun,et al. Hybrid silica monolithic column for capillary electrochromatography with enhanced cathodic electroosmotic flow[J]. electrophoresis,2006,27(21):4266-4272.
APA Hu, Jiwei,Xie, Chuanhui,Tian, Ruijun,He, Zhike,&Zou, Hanfa.(2006).Hybrid silica monolithic column for capillary electrochromatography with enhanced cathodic electroosmotic flow.electrophoresis,27(21),4266-4272.
MLA Hu, Jiwei,et al."Hybrid silica monolithic column for capillary electrochromatography with enhanced cathodic electroosmotic flow".electrophoresis 27.21(2006):4266-4272.

入库方式: OAI收割

来源:大连化学物理研究所

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