Environmental Engineering Reference
In-Depth Information
Table 3.5
Summary of some results in removal of dyes by Catalytic Wet Air Oxidation.
Dye
Time
(min)
P
(MPa)
T
(°C)
Catalyst
pH
Color
Removal
(%)
COD
Removal
(%)
TOC
Removal
(%)
Reference
Reactive Black 5
90
-
70
Commercial activated
carbons
(AquaSorb 5000 P)
3
92
-
[82]
Methyl Orange
Direct Brown
Direct Green
120
-
CuO/c-Al
2
O
3
-
99
-
70
[3]
BasicYellow 11
-
150
Ni/MgAlO
-
-
-
-
[121]
Acid Orange 7
160
0.5
150
NaNO
2
/FeCl
3
2.6
-
-
56
Reactive Dye
Solution
120
1.0
135
165
CoAlPO
4
-5
CeO
2
-
95
100
90
95
-
[127]
Orange II
100
0.6-3.0
260
H
4
SiW
12
O
40
,
Na
2
HPW
12
O
40
-
-
-
90
[128]
Orange II
150
1.0
230
catalyst comprising
ZnO, CuO, and A1
2
O
3
-
-
-
70
[129]
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