MANUFACTURING METHOD OF WATER-SOLUBLE MINERAL FOR FRESHNESS-KEEPING MATERIAL, FRESHNESS-KEEPING MATERIAL, AND ITS MANUFACTURING METHOD

摘要

PPROBLEM TO BE SOLVED: To provide a manufacturing method of a water-soluble mineral capable of keeping a freshness of fish at a low cost for a long period of time, a freshness-keeping material and its manufacturing method. PSOLUTION: The aqueous solution of the water-soluble mineral is obtained by dissolving sodium metasilicate in water. The freshness-keeping material is made by adding this solution to sea water. PCOPYRIGHT: (C)2009,JPO&INPIT