During a 4-hour column treatment test, the percent of total CPs degradation by the chitosan, clay and gel particles were 82.86, 79.42 and 66.35 respectively.

• 比较连续式系统处理效能之结果显示，4小时总降解率之大小为：几丁聚醣（82.；86%25）＞黏土（79