Table 3.
Conditional complex stability constants for Fe(III) complexes with seawater-soluble riverine NOM in seawater.
| NOM fraction | Method | NOM concentration during measurements (mg L− 1) | Log Kcond | Reference |
|---|---|---|---|---|
| Suwannee River fulvic acid | Competing ligand/UV–Vis | 10 | 10.4 | Rose and Waite (2003) |
| Suwannee River fulvic acid | Competing ligand/cathodic stripping voltammetry | 1–4 | 10.6 ± 0.2 | Laglera and van den Berg (2009) |
| Suwannee River NOM fraction SR_0 | Radiotracer technique | 0.0005–0.004 | 10.6 ± 0.4 | Present work |
| Suwannee River NOM fraction SR_1 | Radiotracer technique | 0.0005–0.004 | 9.7 ± 0.6 | Present work |
| Suwannee River NOM fraction SR_2 | Radiotracer technique | 0.0005–0.004 | 9.5 ± 0.6 | Present work |
| Peat-bog draining creek NOM fraction TM_0 | Radiotracer technique | 0.0005–0.004 | 10.4 ± 0.4 | Present work |
| Peat-bog draining creek NOM fraction TM_1 | Radiotracer technique | 0.0005–0.004 | 10.5 ± 0.6 | Present work |
| Peat-bog draining creek NOM fraction TM_2 | Radiotracer technique | 0.0005–0.004 | 9.5 ± 0.6 | Present work |
| Peat-bog draining creek NOM fraction CB_0 | Radiotracer technique | 0.0005–0.004 | 9.8 ± 0.6 | Present work |
| Peat-bog draining creek NOM fraction CB_1 | Radiotracer technique | 0.0005–0.004 | 8.8 ± 0.6 | Present work |
| Peat-bog draining creek NOM fraction CB_2 | Radiotracer technique | 0.0005–0.004 | 8.5 ± 0.6 | Present work |