Mineral: |
Kaolinite |
Reference: |
HZ94 |
SCM Type: |
DDL - Diffuse Double Layer |
Ligand: |
Pb<2+>
- lead
|
Site Type: |
»X-OH |
Equation: |
»X-OH + Pb<2+> ⇔ »X-O-Pb<1+> + H<1+> |
LogK: |
-1.47 LogK°I=0 (Conversion to I = 0): -1.27
LogK2.31 nm−2 (SSD-normalized): -1.88
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.025 mol/L
NaNO3
|
Temperature: |
293.15 K |
pH Range: |
4-10 |
Ligand Concentration Range: |
3.9E-7 mol/L |
Fit Method: |
MINSQ |
Comment: |
combination of SCM/ion exchange model: ion exchange 2=XNa + Pb2+ = (=X)2Pb + 2Na+: logK=5.58 |
|