791
Complexation of Dissolved Organic Matter with Trace Metal Ions in Natural Waters
Tb 3+
9.39–11.75
11.19–14.80
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Dy 3+
9.47–13.64
11.31–15.30
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Ho 3+
9.67–13.91
11.44–15.49
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Er 3+
9.97–14.29
12.85–15.78
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Tm 3+
10.25–14.45
11.89–16.20
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Yb 3+
10.34–14.32
13.26–16.23
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Lu 3+
10.44–14.58
12.25–16.50
–
–
–
6.0 –9.0 Sonke and Salters
(2006)
Eu 3+
–
–
–
6.3
–
6
Konstantinou et al.
(2009)
Eu 3+
with 5-Sulfosalicylic acid –
–
–
–
6.27; 11.76 ?
Nair and Chander
(1983)
Actinides
Np 5+
–
3.3–3.7 (2.5–3.2) –
–
–
7.4 (4.7) Shcherbina et al.
(2007)
Cm 3+
5.9
6.22
–
–
–
?
Buckau et al. (1992);
Kim et al. (1991)
Cm 3+
with 5-sulfosalicylic acid –
–
–
–
6.44; 11.99 ?
Nair and Chander
(1983)
Am 3+
with 5-sulfosalicylic acid –
–
–
–
8.06; 15.34 ?
Nair and Chander
(1983)
Table 1 (continued)
Elements or groups
Conditional stability constants (log
10 K)
pH
References
Fulvic acid a
Humic acid a
Tryptophan or
protein or EPS a
Autochthonou DOM
or hydrophilic or
hydrophobic a
Other organic
ligands a
(continued)