Figure 13

OECSBC adsorption mechanisms for Cd2+: (a) electrostatic adsorption; (b) ion exchange; (c) complexation of functional groups; (d) Surface physical adsorption.
OECSBC adsorption mechanisms for Cd2+: (a) electrostatic adsorption; (b) ion exchange; (c) complexation of functional groups; (d) Surface physical adsorption.