Figure 6

Microscopic characterization results for OS-M(P) and OS-M(G) after adsorption of Pb(II) and Cd(II). (a) SEM–EDS. (b) XRD. (c) FTIR.

Microscopic characterization results for OS-M(P) and OS-M(G) after adsorption of Pb(II) and Cd(II). (a) SEM–EDS. (b) XRD. (c) FTIR.