Inventors:
J. David Genders - Marilla NY
Ram Gopal - Williamsville NY
Dan M. Hartsough - Clarence NY
Peter M. Kendall - Amherst NY
William J. Long - Charlottle NC
Duane J. Mazur - Amherst NY
Guillermo D. Zappi - Amherst NY
Assignee:
The Electrosynthesis Company, Inc. - Lancaster NY
International Classification:
B01D 1504
US Classification:
435126, 204518, 204522, 204530, 204536, 204537, 210638, 210641, 210654, 210659, 435136, 435137, 435138, 435139, 435146, 4351732
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.