Food grade Chitosan Properties: It is ... textile , dyeing and printing, leather, tobacco, plastics, food additive, fodder, pharmaceutics, color film, paper manufacturing, ... etc, or widely used in health food and food additives High pure Chitosan with 95% ... oligosaccharide (1000-10000). Quality index: Item Food grade Chitosan Appearance light yellow powder Deacetylated Degree % ≥85,90, 95 Moisture ...