The particularities of the clarification process with bentonite of the wine vinegar

Abstract

Wine Vinegar is a vinegar obtained from wine by acetous fermentation and in which the maximum level for volatile acids in the raw materials may be exceeded. Of course well known and has occasioned the wine and vinegar trade considerable concern that wines and vinegars, the latter whether prepared from grape musts, wine, or cider, even if carefully made, settled and filtered, will frequently in course of time sometimes running from a few weeks to a year or more, develop a cloudy or hazy appearance with consequent greatly reduced market value to a public which is more and more demanding brilliant clarity in bottled liquids of this kind as a supposed proof of quality. Vinegar treat with bentonite, removal is accomplished by adsorption or precipitation on the basis of electric charge counterbalancing of the molecules.