| http://www.w3.org/ns/prov#value | - Cheng, U.S. Pat. No. 4,683,139, teaches a process for prepackaged fresh meat at retail wherein the shelf life of the meat is increased by treatment with an aqueous solution of an alkali metal salt of certain phosphate compounds, a reducing compound such as ascorbic acid and a sequestering or chelating agent such as citric acid.
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