光谱学与光谱分析 |
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Speciation of Iron Using Capillary Electrophoresis Inductively Coupled Plasma Atomic Emission Spectrometry |
DENG Bi-yang1, ZENG Chu-jie1, CHAN Wing-Tat2 |
1. College of Chemistry and Chemical Engineering, Guangxi Normal University, Guilin 541004, China 2. Department of Chemistry, the University of Hong Kong, Hong Kong, China |
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Abstract The separation of iron species, e.g. Fe2+-Fe3+, Fe2+-Fe(phen)2+3, and Fe2+-Fe3+, by mixing with complexing reagents of o-phenanthroline and EDTA, and Fe2+-Fe3+ with o-phenanthroline was developed by capillary electrophoresis inductively coupled plasma atomic emission spectrometry(CE-ICP-AES). The effects of electrophoresis conditions such as voltage, buffer solution pH, and complex concentration on iron species are discussed. Satisfactory separation conditions for iron speciation have been acquired. Cations and anions, containing complexing agents, do not interfere in the separation of iron species. The method has advantage to CE-UV.
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Received: 2004-09-23
Accepted: 2005-03-18
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Corresponding Authors:
DENG Bi-yang
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Cite this article: |
DENG Bi-yang,ZENG Chu-jie,CHAN Wing-Tat. Speciation of Iron Using Capillary Electrophoresis Inductively Coupled Plasma Atomic Emission Spectrometry [J]. SPECTROSCOPY AND SPECTRAL ANALYSIS, 2005, 25(11): 1868-1871.
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https://www.gpxygpfx.com/EN/Y2005/V25/I11/1868 |
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