Electrodialysis methods for purification and recovery of gluconic acid derivatives
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United States of America Patent
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Feb 13, 2001
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app pub date -
May 25, 1999
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May 26, 1998
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Abstract
A process for purifying and concentrating a gluconic acid derivative, such as 2-keto-L-gulonic acid, comprising introducing a non-viable and/or acidified fermentation medium or an in-vitro reactor medium comprising at least the gluconic acid derivative and/or salt thereof to electrodialysis thereby purifying and concentrating the gluconic acid derivative.
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