Mineral: |
Alumina |
Reference: |
MDCF94 |
SCM Type: |
CC - Constant Capacitance |
Ligand: |
Yb<3+>
- ytterbium
|
Site Type: |
»Al-OH |
Equation: |
»Al-OH + Yb<3+> ⇔ »Al-O-Yb<2+> + H<1+> |
LogK: |
1.67 ± 0.02
LogK°I=0 (Conversion to I = 0): 2.53
LogK2.31 nm−2 (SSD-normalized): 0.28
|
Experiment: |
Potentiometric Titration |
Ionic Strength: |
0.1 mol/L
NaNO3
|
Solid/Liquid Ratio: |
0.2 g/L |
pH Range: |
5-7 |
Ligand Concentration Range: |
2E-5 mol/L |
Fit Method: |
FITEQL |
Comment: |
loading ratio [Yb3+]/[SOH]=0.065=0.5g/L, 7d experiment; error 2 sigma |
|