Mineral: |
Ferrihydrite |
Reference: |
SBLVD14 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
Ra<2+>
- radium
|
Site Type: |
»Fe(w)-OH |
Equation: |
»Fe(w)-OH + Ra<2+> ⇔ »Fe(w)-O-Ra<1+> + H<1+> |
LogK: |
-5.67 LogK°I=0 (Conversion to I = 0): -5.35
LogK2.31 nm−2 (SSD-normalized): -3.94
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaClO4
|
Solid/Liquid Ratio: |
10.0 g/L |
pH Range: |
4-11 |
Ligand Concentration Range: |
12E-9 mol/L |
Fit Method: |
PHREEQC |
Comment: |
In this simple model, the site concentrations, pKa values and specific surface area were those used by [DM90]. |
|