| Mineral: |
Kaolinite |
| Reference: |
X16 |
| SCM Type: |
DDL - Diffuse Double Layer
|
| Ionic Strength: |
NaCl
|
| Site Type: |
»Si-OH |
| PZC: |
|
| pK1: |
|
| |
| pK2: |
7.2 |
|
pK22.31 nm−2 (normalized): |
7.50 |
| Site Density in nm-2: |
1.1500 |
| Original Site Density: |
1.15 sites / nm² surface
|
| Solid/Liquid Ratio in g/L: |
|
| pH Range: |
3 - 9 |
| Temperature in K: |
|
| Method for Site Density: |
Assumption |
| Method for Protolysis: | Potentiometric Titration |
| Fit Method: | FIT4FD |
| Comment: |
SSA from [VF97] (10.05 m²/g)
assumed that the [≡AlOH] and the [≡SiOH] each account for half of the total surface site density based on the 1:1 ratio structure of kaolinite, total SSD = 2.3 sites/nm²
variable ionic strength 0.05, 0.1, 0.5 M |
| |
| Mineral: |
Kaolinite |
| Reference: |
X16 |
| SCM Type: |
DDL - Diffuse Double Layer
|
| Ionic Strength: |
NaCl
|
| Site Type: |
»Al-OH |
| PZC: |
|
| pK1: |
8.33 |
|
pK12.31 nm−2 (normalized): |
8.03 |
| pK2: |
9.73 |
|
pK22.31 nm−2 (normalized): |
10.03 |
| Site Density in nm-2: |
1.1500 |
| Original Site Density: |
1.15 sites / nm² surface
|
| Solid/Liquid Ratio in g/L: |
|
| pH Range: |
3 - 9 |
| Temperature in K: |
|
| Method for Site Density: |
Assumption |
| Method for Protolysis: | Potentiometric Titration |
| Fit Method: | FIT4FD |
| Comment: |
SSA from [VF97] (10.05 m²/g)
assumed that the [≡AlOH] and the [≡SiOH] each account for half of the total surface site density based on the 1:1 ratio structure of kaolinite, total SSD = 2.3 sites/nm²
variable ionic strength 0.05, 0.1, 0.5 M |
| |
