Processing of clarified fruit juices commonly involves the
use of clarifying aids, including gelatin, bentonite, silica sol, tannins,
polyvinylpyrrolidone, or combinations of these compounds (Soto-
Peralta and others 1989). Chitosan with a partial positive charge has
been shown to possess acid-binding properties (Imeri and Knorr
1988)andto be effective inaiding the separation of colloidalanddispersed
particles from food processing wastes (Knorr 1985; No and
Meyers 2000). These propertiesmakechitosananattractiveprocessing
aid in fruit juice production.