Fig. 5

EDX of the a) Zn-Co-Fe/LDH, b) Zn-Co-Fe/LDH after adsorption of As3+, c) Zn-Co-Fe/LDH after adsorption of Pb2+, and d) Zn-Co-Fe/LDH after adsorption of Hg2+. Inset figure represents the quantitative percent for elements.

EDX of the a) Zn-Co-Fe/LDH, b) Zn-Co-Fe/LDH after adsorption of As3+, c) Zn-Co-Fe/LDH after adsorption of Pb2+, and d) Zn-Co-Fe/LDH after adsorption of Hg2+. Inset figure represents the quantitative percent for elements.