1, MF: (C6H11NO4)n 2, CAS: 9012-76-4 3, Color :light yellow powder ItemIndustrial Grade ChitosanAppearancewhite & light yellow translucent solidDeacetylated ... and printing, leather, tobacco, plastics, food additive, fodder, pharmaceutics, color film, paper manufacturing, biological engineering, agriculture protecting and dispose waste water etc Hot sell ...