Mineral: |
amorphous Silica |
Reference: |
GSW09 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
UO2<2+>
- uranyl(VI)
|
Site Type: |
»Si-OH |
Equation: |
»SiOH + 3 UO2<2+> + 5 H2O ⇔ »SiO-(UO2)3(OH)5 + 6 H<1+> |
LogK: |
-16.0
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
NaCl
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
50.0 g/L |
pH Range: |
2.8-9 |
Ligand Concentration Range: |
1.03E-4 mol/L |
Fit Method: |
PHREEQC |
Comment: |
study of the effect of S/L ratio: S/L ratio = 1 -100 g/L; pH sorption edges: U(VI) conc. = 1.03E-4 and 5.16E-5 mol/L; IS = 0.01, 0.1 and 0.5 mol/L |
|