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Developments in suppressor technology for inorganic ion analysis by ion chromatography using conductivity detection.
Paul R Hadda1, Peter E Jackson, Matthew J Shaw
1Australian Centre for Research on Separation Science, School of Chemistry, University of Tasmania, GPO Box 252-75, Hobart 7001, Tasmania, Australia. paul.haddad@utas.edu.au
Journal of Chromatography. A
|July 25, 2003
Summary
This review details the evolution of suppression devices for ion chromatography (IC) conductivity detection. It covers the history, function, and innovations of these crucial components for inorganic ion analysis.
Area of Science:
- Analytical Chemistry
- Chromatography
Background:
- Conductivity detection in ion chromatography (IC) is essential for analyzing inorganic ions.
- Suppression devices are critical for enhancing sensitivity and selectivity in conductivity detection.
Purpose of the Study:
- To review the development and application of suppression devices in IC.
- To provide an overview of conductivity detection principles and suppressor technology.
Main Methods:
- Literature review of suppression device development from 1975 to present.
- Discussion of packed column and membrane suppressor technologies.
- Analysis of post-suppression devices for signal enhancement.
Main Results:
- Traces the progression of suppressor technology from early devices to modern commercial innovations.
- Explains the fundamental role and operational principles of suppressors in IC.
- Highlights advancements in signal enhancement techniques post-suppression.
Conclusions:
- Suppression devices have significantly advanced the capabilities of ion chromatography for inorganic ion analysis.
- Ongoing innovations continue to improve the sensitivity and performance of conductivity detection in IC.