Mineral: |
Ferrihydrite |
Reference: |
SW99 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
Si(OH)4<0>
- Silicic acid
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + Si(OH)4<0> ⇔ »Fe-H3-SiO4 + H2O |
LogK: |
4.28 LogK°I=0 (Conversion to I = 0): 4.28
LogK2.31 nm−2 (SSD-normalized): 6.27
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.0 mol/L
|
Temperature: |
298.15 K |
pH Range: |
3.5-12 |
Fit Method: |
FITEQL |
Comment: |
weighted average equilibrium constant (intrinsic adsorption constants at Si(T)/Fe = 0.026, 0.057, 0.069 and 0.090) |
|