硝酸酸化生物炭强化去除水中Pb（Ⅱ）和Cd（Ⅱ）的特性

万顺利,李燕,陈卫旸,唐贵,王玉

Enhanced removal of Pb(Ⅱ) and Cd(Ⅱ) from water by nitric acid treated biochar

Shunli Wan,Yan Li,Weiyang Chen,Gui Tang,Yu Wang

图7 BC和A-BC吸附柱处理含Pb（a）和Cd（b）模拟废水的穿透曲线（内图为相应金属的原位脱附曲线）

Fig.7 Breakthrough curves of BC and A-BC for Pb(Ⅱ)(a) and Cd(Ⅱ)(b) containing simulated water(the insets are the desorption curves of BC and A-BC for the corresponding metals