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Page Title:
Table 2. Characteristics of the Dredged Material Mixtures Prior to Incubation |
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 ERDC TN-DOER-R3
September 2004
Table 2
Characteristics of the Dredged Material Mixtures Prior to Incubation
Dredged Material Mixture
Characteristic
Reference
10% IHC
20% IHC
33% IHC
70% IHC
-1
Organics (mg kg DW)
A-1248
0
10
17
24
46
Σ16 PAHs
0.32
66.1
114.7
183.2
336.3
-1
Total Metals (mg kg DW)
3.49
8.81
15.30
21.43
28.10
Cadmium
0.65
2.44
4.69
72.80
116.67
16.93
79.13
150.00
236.33
334.67
Copper
19.77
49.20
82.90
115.33
165.67
Lead
22.57
109.03
230.33
316.67
494.67
Nickel
19.43
31.43
45.03
59.97
78.77
Vanadium
12.46
13.26
11.63
16.63
13.27
Zinc
103.27
530.00
1063.33
1503.33
2420.00
-1
DTPA-extracted Metals (mg kg DW)
0.03
0.05
0.07
0.10
0.15
Cadmium
0.49
1.06
1.56
2.44
4.35
0.06
0.01
0.02
0.04
0.03
Copper
7.22
12.93
18.13
26.17
40.90
Lead
4.23
20.03
33.97
53.83
17.80
Nickel
1.06
2.10
3.22
4.35
6.82
Zinc
14.33
109.50
228.33
522.67
640.00
-1
Nutrients (mg kg DW)
NH4-N
27.50
60.87
98.00
126.00
224.00
Infinite-sink-P
6.94
5.73
2.39
4.60
3.83
Other
pH water
7.31
7.22
7.20
7.17
7.19
Organic Matter (%DW)
1.94
3.16
4.38
6.28
10.06
-1
Organic Carbon (mg g DW)
11.25
18.33
25.40
36.42
58.35
Dry Weight (%FW)
93.11
91.67
91.66
89.93
88.10
-1
Bulk Density (gDW mL )
1.85
2.08
1.89
1.50
0.92
1
CEC (meq g
DW)
10.2
ND
ND
ND
12.2
1
DTPA-extractable vanadium was below detection. Target levels of nutrients were established gradually after initiation of the
experiment. Mean values (N=3).
Abbreviations: IHC, Indiana Harbor Canal; ND, not determined.
16
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