Environmental Engineering Reference
In-Depth Information
Table 1. Adsorption parameters for the removal of Cd 2+ by agricultural
and industrial wastes adsorbents
Material
Saponified apple wast
-
196
24h
6
-
-
[46]
Rice husk
-
2000
1h
-
84
40
[70]
Raw rice rusk (RRH)
-
8.6
10h
9
-
28
[71]
Epichlorohydrin rice
rusk (ERH)
-
11.1
2h
9
-
28
[71]
NaOH-treated rice husk
(NRH)
-
20.2
4h
9
-
28
[71]
NaHCO 3 - treated rice
husk (NCRH)
-
16.2
1h
9
-
28
[71]
Lime pre-conditioned
phosphogypsum
6.23
131.58
2h
-
-
-
[17]
Maple sawdust
-
7.4
1h
5-6
-
23
[48]
Formaldehyde treated
sissoowood sawdust
677
85.2
80min
6.7
-
60
[51]
Papaya wood
-
17.2
60min
5
98.5
room
[56]
Carbonate
hydroxylapatite derived
from eggshell waste
-
111.1
3h
6
14.6
Room
[30]
Juniper bark
-
8.6
30min
-
-
25
[53]
Juniper wood
-
3.2
30min
-
-
25
[53]
Sugarcane bagasse
-
6.8
1.5h
5-7
-
30
[91]
Black gram husk
-
38.8
30min
5
99.9
25
[74]
Wheat bran
403
0.7
110min 8.3
-
20
[97]
Wheat bran
-
42.7
25min
5
-
40
[98]
Waste Chinese herb
Pang Da Hai
-
17.5
80min
6-8
-
[40]
Coconut shell ( Cocos
nucifera)
-
285.7
5min
7
-
27
[84]
Coconut copra meal
-
5.0
2h
6
-
26
[85]
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