Mineral: |
Montmorillonite |
Reference: |
IAWJ05 |
SCM Type: |
ECC - Extended Constant Capacitance |
Ligand: |
4-AP<0>
- 4-aminopyridine
|
Site Type: |
»X-K |
Equation: |
»X-K + 4-AP + H<1+> ⇔ »X-(4-AP)H + K<1+> |
LogK: |
11.4 LogK°I=0 (Conversion to I = 0): 11.44
LogK2.31 nm−2 (SSD-normalized): 15.82
|
Experiment: |
Potentiometric Titration |
Ionic Strength: |
0.01 mol/L
KNO3
|
Temperature: |
298.15 K |
Solid/Liquid Ratio: |
1.19 g/L |
pH Range: |
4-10 |
Ligand Concentration Range: |
1E-3 and 1E-4 mol/L |
Fit Method: |
GRFIT |
Comment: |
also sorption isotherms at pH=4, logK cited in [[IAJW05] as 11.6 |
|