| Mineral: |
Kaolinite |
| Reference: |
GFG96 |
| SCM Type: |
CC - Constant Capacitance
(C1: 1.06 F/m2) |
| Ionic Strength: |
0.1 mol/L of
NaCl
|
| Site Type: |
»Al-OH |
| PZC: |
2.93 |
| pK1: |
4.32 |
pK1°I=0 (Conversion to I = 0): |
4.21 |
|
| pK2: |
9.09 |
pK2°I=0 (Conversion to I = 0): |
8.98 |
|
| Site Density in nm-2: |
|
| Original Site Density: |
|
| Solid/Liquid Ratio in g/L: |
100.0 |
| pH Range: |
|
| Temperature in K: |
|
| Method for Site Density: |
| Method for Protolysis: | Mean of Different Sources |
| Fit Method: | FITEQL |
| Comment: |
PZC obtained by interpolation of the electrophoretic mobilities (0.01% solid in 0.01M NaCl) to zero electrophoretic mobility; pK: literature compilation of experimental values for aluminium oxides [GS84a]: pK1=7.38, pK2=9.09; C from [GS84a] (original [WH80] for g-Al2O3); reactive functional group =AlOH; SSA from [GFH93a] |
| |
