The refinement mannered null low-class distilled spirits shells

摘要

PPROBLEM TO BE SOLVED: To provide a method for purifying distilled liquor, by which an unsaturated fatty acid to cause emission of oily smell in distilled liquor is reduced and occurrence of turbidity by a flocculent precipitate, fusel oil and an unsaturated fatty acid is prevented. PSOLUTION: Chitosan powder or a chitosan-coated material or chitosan powder or the chitosan-coated material and silica sol are added to distilled liquor and the distilled liquor is filtered by a filter to remove the unsaturated fatty acid, a compound of the unsaturated fatty acid and a metal ion or the fusel oil contained in the distilled liquor. PCOPYRIGHT: (C)2005,JPO&NCIPI