| Mineral: |
Hematite |
| Reference: |
ZSBUS09 |
| SCM Type: |
DDL - Diffuse Double Layer
|
| Ionic Strength: |
NaNO3
|
| Site Type: |
»Fe(w)-OH |
| PZC: |
8.5 |
| pK1: |
6.5 |
|
pK12.31 nm−2 (normalized): |
6.50 |
| pK2: |
10.5 |
|
pK22.31 nm−2 (normalized): |
10.50 |
| Site Density in nm-2: |
2.3100 |
| Original Site Density: |
2.31 sites / nm² surface
|
| Solid/Liquid Ratio in g/L: |
2.0 |
| pH Range: |
|
| Temperature in K: |
298.15 |
| Method for Site Density: |
Batch Sorption Experiments |
| Method for Protolysis: | Potentiometric Titration |
| Fit Method: | FITEQL |
| Comment: |
0.01 and 0.1 M NaNO3; acidity constants (Ka1 and Ka2) were set at the same values for strong and weak sites; aqueous-synthesized hematite with SSA = 21.2 m²/g and D = 66.5 nm |
| |
| Mineral: |
Hematite |
| Reference: |
ZSBUS09 |
| SCM Type: |
DDL - Diffuse Double Layer
|
| Ionic Strength: |
NaNO3
|
| Site Type: |
»Fe(s)-OH |
| PZC: |
8.5 |
| pK1: |
6.5 |
|
pK12.31 nm−2 (normalized): |
6.50 |
| pK2: |
10.5 |
|
pK22.31 nm−2 (normalized): |
10.50 |
| Site Density in nm-2: |
2.3100 |
| Original Site Density: |
2.31 sites / nm² surface
|
| Solid/Liquid Ratio in g/L: |
2.0 |
| pH Range: |
|
| Temperature in K: |
298.15 |
| Method for Site Density: |
Batch Sorption Experiments |
| Method for Protolysis: | Potentiometric Titration |
| Fit Method: | FITEQL |
| Comment: |
0.01 and 0.1 M NaNO3; acidity constants (Ka1 and Ka2) were set at the same values for strong and weak sites; aqueous-synthesized hematite with SSA = 21.2 m²/g and D = 66.5 nm |
| |
