Mineral: |
Alumina |
Reference: |
HS73 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
Ca<2+>
- calcium
|
Site Type: |
»Al-OH |
Equation: |
»Al-OH + Ca<2+> ⇔ »Al-O-Ca<1+> + H<1+> |
LogK: |
-6.06 LogK°I=0 (Conversion to I = 0): -5.74
LogK2.31 nm−2 (SSD-normalized): -3.73
|
Experiment: |
Potentiometric Titration |
Ionic Strength: |
0.1 mol/L
NaCl
|
Temperature: |
298.15 K |
Ligand Concentration Range: |
1.5E-4. 5E-4 or 1E-3 mol/L |
Fit Method: |
Comment: |
also electrophoretic measurements and sorption isotherms performed, SCM type not clear (maybe also NEM), cited in [SS87a] (there wrongly background electrolyte NaNO3), cited in [HS76]; temperature 25+-2°C |
|