Mineral: |
Goethite |
Reference: |
GLW09 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
UO2<2+>
- uranyl(VI)
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + UO2<2+> ⇔ »Fe-O-UO2<1+> + H<1+> |
LogK: |
2.8 LogK°I=0 (Conversion to I = 0): 3.12
LogK2.31 nm−2 (SSD-normalized): 3.52
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.1 mol/L
NaCl
|
Temperature: |
298.0 K |
Solid/Liquid Ratio: |
5.0 g/L |
pH Range: |
2-11 |
Ligand Concentration Range: |
5.16E-5. 6.18E-5. 8.21E-5 mol/L |
Fit Method: |
PHREEQC |
Comment: |
A stepwise approach to model the sorption data
was adopted to get the best fit; reaction stoichiometry and stability constant used in model1 and model2 |
|