The oxidative made from AS, AC, MB and CaCl 2 may prohibit deoxidative sugars in pulp wastewater from destroying active oxygen and free radicals and increase effectively the removal ratio of COD.

• 利用海藻酸钠、活性炭与亚甲基蓝形成的光敏性氧化剂,可以有效地抑制造纸废水中的还原性糖类对活性氧及羟基自由基的猝灭效应,大大提高其对COD的去除率。