Mineral: |
Hematite |
Reference: |
C96 |
SCM Type: |
NE - Non-electrostatic |
Ligand: |
Th<4+>
- thorium
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + Th<4+> ⇔ »Fe-O-Th<3+> + H<1+> |
LogK: |
11.7 ± 0.5
LogK°I=0 (Conversion to I = 0): 11.70
LogK2.31 nm−2 (SSD-normalized): 17.14
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.0 mol/L
NaClO4
|
Solid/Liquid Ratio: |
0.05 g/L |
pH Range: |
2-10 |
Ligand Concentration Range: |
2.5E-10 mol/L |
Fit Method: |
FITEQL |
Comment: |
Kurbatov model; I = 0.01 and 0.1 M; constant is calculated by applying the SIT for I = 0; set of hydrolysis constants for Th from [R87]; citation in [CMFGG98]; carbonate concentration 5E-5M; mean value of logK; other logK (apparent/intrinsic): 10.0/11.7 (0.1M); |
|