Title: Carbohybrate purification using ultrafiltration, reverse osmosis and nanofiltration
Application Number: 97199688 Application Date: 1997.10.09
Publication Number: 1242776 Publication Date: 2000.01.26
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: B01D61/00;B01D61/24;C07H1/06;C08B30/00;C13D1/08;C13D3/12;C13F1/08;C13J1/08
Applicant(s) Name: Nioth Tech. Co., Ltd. Address:
Inventor(s) Name: S. Defrees
Attorney & Agent: chen wenjing
Abstract:
    The invention provides methods for purifying carbohydrates, including oligosaccharides, nucleotide sugars, and related compounds, by use of ultrafiltration, nanofiltration and/or reverse osmosis. The carbohydrates are purified away from undesired contaminants such as compounds present in reaction mixtures following enzymatic synthesis or degradation of oligosaccharides.
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