The concentration of Vitamin C in juice and soluble solids content of juice were the same before and after chitosan k, a, b and c clarification treatments. Clear juice treated with chitosan k was lighter colored than that clarified with chitosan c.

• 壳聚糖k的加入可促使果汁中物质之间的相互聚集,形成大的颗粒,从而絮凝原果汁中的某些物质,达到澄清果汁的目的。 扫描电子显微镜观察分别用壳聚糖k、a、b、c澄清原果汁后所得到絮凝物超微结构表明:分别用壳聚糖k、a、b、c澄清原果汁后,得到絮凝物的结构和形态是不同的;