In this regard, several sorbents have been recommended for the removal of Cd2+ ions, such as the activated carbon, and mesoporous and nanoporous materials as clays, zeolites, chitosan and apatite [7].
In thisregard, several sorbents have been recommended for the removalof Cd2+ ions, such as the activated carbon, and mesoporous andnanoporous materials as clays, zeolites, chitosan and apatite [7].