Mineral: |
Goethite |
Reference: |
TS96 |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
UO2<2+>
- uranyl(VI)
|
Site Type: |
»Fe-OH |
Equation: |
»Fe-OH + UO2<2+> + 4 H2O ⇔ »Fe-OH-UO2(OH)4<2-> + 4 H<1+> |
LogK: |
-20.48 ± 0.2
LogK°I=0 (Conversion to I = 0): -20.48
LogK2.31 nm−2 (SSD-normalized): -19.54
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.0 mol/L
NaNO3
|
pH Range: |
5-8 |
Ligand Concentration Range: |
1E-6.7 - 1E-5.4 mol/L |
Fit Method: |
FITEQL |
Comment: |
based on experimental data of [T84] with [U(VI)]=1E-6.7 - 1E-5.4 and pCO2=1E-3.48 atm; experiments at IS = 0.1 M NaNO3, corrected to IS = 0; sorption reaction not given, only surface species; significance level 95% (2sigma) |
|