Environmental Engineering Reference
In-Depth Information
TABLE 17.1
Reported Regeneration Methods of Adsorbents
Mode of
Regeneration
Regeneration
Media
Sr. No
Adsorbents
Eficiency (%)
Reference
1
Magnetic chitosan particle
Batch
0.8%-1% NaOH
98-99.00
Ma et al., 2007
2
Calcined MgAl-CO 3
layered double
hydroxide (GLDH)
Column
0.1 M Na 2 CO 3
1 Cycle 98.10
Fan et al., 2007
2 Cycle 97.70
3 Cycle 98.00
4 Cycle 97.30
5 Cycle 96.90
3
Laterite
Batch
0.1 M NaOH
80.40
Sarkar et al., 2007
4
Fe-Al-Ce trimetal oxide
Batch
NaOH
97.00
Mandal and
Mayadevi, 2008
5
Fe(III)-loaded ligand
exchange cotton
cellulose
Batch
1 M NaOH
98.00
Kagne et al., 2008
6
Magnesia-amended
activated alumina
granules (MAAA)
Column
2% NaOH
90.00
Maliyekkal et al.,
2008
7
Schwertmannite
Batch
pH 2; HCl,
H 2 SO 4
94.00
Maurice et al.,
2008
8
Hydrous iron (III) -tin
(IV) trimetal mixed
oxides
Batch
0.1 M NaOH
75.00
Biswas et al., 2009
9
Zn-Al-Cl anionic clay
Column
0.01 M NaOH
1 Cycle 98.10
Mandal and
Mayadevi, 2009
2 Cycle 97.70
3 Cycle 98.00
4 Cycle 97.30
5 Cycle 96.90
10
Granular ferric hydroxide
Batch
At pH 7 NaOH
65.00
Tang et al., 2009
11
Titanium macroporous
(modiied chitosan)
Batch
Alum at pH 12
85.00
Jagtap et al., 2009
12
Protonated chitosan
beads (PCB)
Column
0.1 M NaOH
85.00
Viswanathan et
al., 2009a
0.1 M H 2 SO 4
89.00
0.1 M HCl
94.50
13
Granular red mud (GRM)
Column
0.2 M NaOH
1 Cycle 87.00
Tor et al., 2009
2 Cycle 76.00
3 Cycle 58.00
4 Cycle 46.00
14
Metal ion incorporated in
ion-exchange resin
Batch
0.1 M NaOH
75.00
Viswanathan et
al., 2009c
0.1 M H 2 SO 4
80.00
0.1 M HCl
90.00
15
Copper oxide meso-
alumina (COCA)
Batch
With 4 M
NaOH
97.00
Bansiwal et al.,
2010
16
Modiied amberlite resin
(ATU)
Batch
0.1 M NaOH
99.90
Solangi et al., 2010
17
Lanthanum hydroxide
Batch
1 M NaOH
86.30
Na and Park, 2010
18
Ceramic
Batch
0.1 M NaOH
34.70
Chen et al., 2010
0.1 M HCl
80.20
( continued )
 
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