Simultaneous preconcentration of chromiu
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Guang-Lien Ou-Yang; Jen-Fon Jen
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Article
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1993
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Elsevier Science
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English
β 591 KB
A method for the simultaneous preconcentration of chromium(III) and chromium(VI) in aqueous solution using an anion-exchange resin was developed. After chelating with EDTA, chromium(II1) was bound to Dowex l-X8 anion-exchange resin under the controlled conditions. Chromium(W) was then enriched on th