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Theory of capillary electrochromatography
1School of Chemistry, University of Leeds, UK. k.d.bartle@chem.leeds.ac.uk
Journal of Chromatography. A
|May 31, 2001
Summary
This review covers capillary electrochromatography (CEC) theory, focusing on electroosmotic flow and electrical double layers. It assesses CEC
Area of Science:
- Analytical Chemistry
- Separation Science
Background:
- Capillary electrochromatography (CEC) combines principles of capillary electrophoresis and liquid chromatography.
- Understanding electroosmotic flow and the electrical double layer is crucial for CEC performance.
Purpose of the Study:
- To review the current theoretical understanding of capillary electrochromatography (CEC).
- To assess the theoretical potential and future applications of CEC based on column technology.
Main Methods:
- Review of existing literature on CEC theory.
- Analysis of factors influencing electroosmotic flow.
- Comparison of CEC with other electrically driven separation techniques.
Main Results:
- Electroosmosis and electrical double layer phenomena are well-understood in CEC.
- Factors affecting electroosmotic flow in CEC columns are identified.
- Band broadening and temperature effects in CEC are discussed.
Conclusions:
- CEC shows significant theoretical potential, influenced by column technology advancements.
- Future applications of CEC are likely in various analytical fields.
- Further development in column technology will enhance CEC capabilities.