Nanosized Metal Oxide-Based Adsorbents for Heavy Metal Removal: A Review - Advanced Materials for Agriculture, Food and Environmental Safety - page 253

Adsorbent Support materials Target metal Performance Ref.

MnO 2 Reduced graphene Hg(II) 100 % removal [98]

Hydrous MnO 2 Ploymeric cation eanger

xcD-001,001 x7;D-113

Pb(II), Cd(II), Zn(II) K d inceased by 20-800 times as compared to host exchanger,

sorption capacity incerasd by 50 - 300%

[99]

MgO 2

Bentonite Cu(II) 58.44 mg/g [100]

Mg(OH) 2 /MgO Al 2 O 3 membrane Ni(II) 147.2 mg/g(Mg(OH) 2 ), [101]

ZnO Activated carbon Pb(II) 100 % removal [102]

Nanometer
calicium
titanate

Al 2 O 3 Pb(II), Cd(II), Zn(II) 124 mg/g(Pb), 8.58mg/g (Cd) and 13.86 mg/g(Zn) [103]

Geothite Sand (quartz ) Cu(II), Pb(II) 0.259 mg/g (Cu/sand), 1.211 mg/g(Pb/Sand) [104]

clinoptilolite Cu(II), Mn(II), Zn(II) 0.5 mmol/g(Cu), 0.09mmol/g(Mn), 0.2mmol/g(Zn) [105]

Sand Cd(II), Pb(II) Maximum adsorption capacity values:7.4 μg/g(Cd/sand), 702

μg/g(Pb/sand)

[106]

Sand (quartz ) Cd(II), 0.2mg/g [107]