Figure 11

(a) Removal capacity of heavy metals by BC@MnO2-26.6 column and (b) Multiple cycles of adsorption-desorption through BC@MnO2-26.6 column.

(a) Removal capacity of heavy metals by BC@MnO2-26.6 column and (b) Multiple cycles of adsorption-desorption through BC@MnO2-26.6 column.