Mineral: |
Montmorillonite |
Reference: |
IWJA05a |
SCM Type: |
ECC - Extended Constant Capacitance |
Ligand: |
Zn<2+>
- zinc
|
Site Type: |
»X-K |
Equation: |
2 »X-K + Zn<2+> ⇔ »X2Zn + 2 K<+> |
LogK: |
4.6 LogK°I=0 (Conversion to I = 0): 4.89
LogK2.31 nm−2 (SSD-normalized): 13.43
|
Experiment: |
Potentiometric Titration |
Ionic Strength: |
0.033 mol/L
Ca(NO3)2
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
1.19 g/L |
pH Range: |
4-9.5 |
Ligand Concentration Range: |
1E-4 mol/L |
Fit Method: |
FITEQL |
Comment: |
FITEQL/GRFIT; also sorption isotherms at pH 4.5 and 7.5 |
|