Environmental Engineering Reference
In-Depth Information
Adsorbent
Support materials
Target metal
Performance
Ref.
Hydrated ferric
oxide
SiO
2
Cd(II)
0.2 mg/g at pH=8
[86]
Polyacrilimide
Pb(II), Cd(II), Hg(II)
211.4 mg/g for Pb(II), 155.0 mg/g for Hg(II), 147.2 mg/g for
Cd(II)
[87]
Fe
3
O
4
Polymeric cation exchanger
Pb(II), Cd(II), Cu(II)
Ffrom 1ppm to <5ppb
[88]
Cyclodexatrin
Cu(II)
47.2 mg/g
[89]
Fe
2
O
4
Spoilite
Ni(II)
18.3 mg/g
[90]
MnO
2
Crushed brick
Pb(II)
0.030 mmol/g
[91]
Sand
Ni(II), Pb(II), Mn(II)
3.33mg/g for Ni(II), 0.029mmol/g(Pb), 1.069mg/g for Mn(II)
[92, 91, 93]
Silica
Mn(II)
0.396 mg/g
[94]
Calcinated -stari sh
Mn(II)
1.480 mg/g
[93]
Zeolite
Cu(II), Pb(II)
0.116 mmol/g, 0.349mmol/g
[95]
Bentonite
Cu(II),
105.38 mg/g
[96]
Diaotomite
Cu(II), Pb(II)
99.00 mg/g (Pb), 27.86 mg/g(Cd)
[97]
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