Beverages containing mixed sodium-potassium polyphosphates
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United States of America Patent
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Aug 27, 2002
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app pub date -
Nov 16, 2001
filing date -
Jun 28, 1999
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Abstract
A beverage containing a mixed sodium potassium polyphosphate glass with a high potassium to sodium ratio and a low level of insoluble material is provided. The mixed sodium-potassium polyphosphate glass has the formula (K,Na).sub.(n+2) O(PO.sub.3).sub.n, and contains less than 10% by weight insoluble material. These materials are effective in controlling yeast, mold, and bacterial growth. The beverage comprises about 100 ppm to about 3000 ppm of a polyphosphate.
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