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Advantages and limitations of combining separation techniques with voltammetry.
1Institut für Chemie der Humboldt-Universität, Hessische Strasse 1-2, D-10115, Berlin, Germany.
Analytical and Bioanalytical Chemistry
|September 1, 1996
Summary
This review critically evaluates analytical separation techniques combined with voltammetric analysis. Chromatography and electrophoresis show promise for organic analysis, while electrode development is key for stripping analysis.
Area of Science:
- Analytical Chemistry
- Electrochemistry
Background:
- Voltammetric analysis offers sensitive detection capabilities.
- Separation techniques are crucial for complex sample matrices.
- Combining these methods enhances analytical performance.
Purpose of the Study:
- To critically review the combination of voltammetric methods with various separation techniques.
- To evaluate the future potential of different separation strategies.
- To identify promising techniques for specific analytical applications.
Main Methods:
- Literature review of published studies.
- Expert evaluation of electrochemical separations, extractive separations, chromatography, electrochromatography, electrophoresis, volatilization, and coprecipitation.
- Focus on techniques applicable to organic analysis and stripping analysis.
Main Results:
- Chromatography and electrophoresis with voltammetric detection are highly attractive for organic analysis.
- Significant advancements in stripping analysis are anticipated with improved electrodes and electronics.
- Extraction, coprecipitation, and volatilization are deemed less significant for future developments.
Conclusions:
- Voltammetric analysis combined with chromatography and electrophoresis presents a powerful approach for organic analysis.
- Future progress in stripping analysis relies heavily on technological advancements in electrodes and instrumentation.
- The significance of extraction, coprecipitation, and volatilization is expected to diminish.