Mineral: |
Ferrihydrite |
Reference: |
TG16 |
SCM Type: |
CDM - (CD-)MUSIC |
Ligand: |
Cd<2+>
- cadmium
|
Site Type: |
»Fe(w)-OH |
Equation: |
2 »Fe(w)-OH<0.5-> + Cd<2+> + H2O ⇔ (»Fe(w)-OH)2-Cd(OH) + H<1+> |
LogK: |
-1.42 ± 0.15
LogK°I=0 (Conversion to I = 0): -1.29
LogK2.31 nm−2 (SSD-normalized): -0.06
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.01 mol/L
NaNO3
|
Temperature: |
294.15 K |
pH Range: |
4 - 8 |
Ligand Concentration Range: |
3E-7; 3E-6; 3E-5 mol/L |
Fit Method: |
MINTEQ |
Comment: |
3 mmol/L ferrihydrite and 0.3, 3 or 30 µmol/L Cd;
0.3 mmol/L ferrihydrite and 30 µmol/L Cd |
|