Control technology summary for filtration
Data points
Effluent concentration
Removal
efficiency, %
Pollutant
Pilot
scale
Full
scale
Range
Median Range
Median
Chromium
17
15
<4–320
34
0–99
43
Copper
17
18
<4–4,500
32
0–>99
42
Cyanide
11
11
3–260
11
0–>99
54
Lead
19
18
BDL –
2,100
50
3–>99
47
Mercury
8
5
0.1–2,900
0.5
0–89
57
Nickel
17
13
BDL – 700
36
0–>99
19
Selenium
10
6
BDL – 100
9
0–10
0
Silver
15
12
BDL – <100 <5
0–91*
17
Thallium
11
5
0.1–<50
<15
NM
NM
Zinc
20
18
16–18,000
160
0–>99
55
Hexavalent chromium
2
20–20
20
0
0
Bis(2-ethyl hexyl)
phthalate
9
12
BDL –
16,000
29
21–98
77
Butyl benzyl phthalate
3
4
ND – 10
2.5
52–
>99
77
Di-n-butyl phthalate
7
12
ND – 1,300 6
0–96
11
Diethyl phthalate
3
4
ND –
11,000
1
5 0 –
>99
61
Dimethyl phthalate
2
1
ND – BDL
BDL
99*–
>99
99*
Di-n-octyl phthalate
3
ND – 4
2
5 0 –
>99
64
Xylene
1
12,000
75
N-nitrosodi phenylamine 1
1
ND – 0.4
0.2
>99
>99
N-nitroso-di-npropylamine
1
1
N D– BDL
0.05
>99
>99
2-Chiorophenol
2
2–17
10
0
0
2, 4-Dichlorophenol
3
2
ND – 2
BDL
67–
>99
83
2, 4-Dimethylphenol
2
1
BDL – 29
0.9
NM
NM
Pentachlorophenol
2
4
ND – 12
10
>99
>99
Phenol
8
4
ND –
34,000
5
2 2 –
>99
32
2, 4, 6-Trichiorophenol
1
69
80
p-chloro-m-cresol
3
BDL – 1.1
0.6
NM
NM
Benzene
4
4
ND – 200
6.9
29–
>99
41
Chlorobenzene
2
1
0.1–470
4.8
98
98
1, 2-Dichlorobenzene
4
BDL – 5.8
3.5
44–97* 55
Ethylbenzene
9
2
ND – 2
BDL
0–>99
89*
(continued)
314
L. K. Wang et al.