Mineral: |
Hematite |
Reference: |
RK14 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
Co<2+>
- cobalt(II)
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + Co<2+> ⇔ »Fe-O-Co<1+> + H<1+> |
LogK: |
-2.46
LogK2.31 nm−2 (SSD-normalized): -1.52
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
NaNO3
|
pH Range: |
4-10 |
Ligand Concentration Range: |
0.1 mM and 1E-8 mol/L |
Fit Method: |
FITEQL |
Comment: |
recalculated values from [GJEAA00], with input parameters reported in the original papers, logK(Na+)=0.8, logK(NO3-)=9.2; experiments in 0.05, 0.1N, and 1M NaNO3; discrepancy between reported logK in the text (2.46) and the value in figure 5 (-2.46) |
|