Mineral: |
Hematite |
Reference: |
ZSBUS09 |
SCM Type: |
DDL - Diffuse Double Layer
|
Ionic Strength: |
NaNO3
|
Site Type: |
»Fe(s)-OH |
PZC: |
7.5 |
pK1: |
6.4 |
|
pK12.31 nm−2 (normalized): |
6.66 |
pK2: |
8.5 |
|
pK22.31 nm−2 (normalized): |
8.24 |
Site Density in nm-2: |
4.2000 |
Original Site Density: |
4.2 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; aerosol-synthesized hematite with SSA = 239.1 m²/g and D = 12.5 nm |
|
Mineral: |
Hematite |
Reference: |
ZSBUS09 |
SCM Type: |
DDL - Diffuse Double Layer
|
Ionic Strength: |
NaNO3
|
Site Type: |
»Fe(w)-OH |
PZC: |
7.5 |
pK1: |
6.4 |
|
pK12.31 nm−2 (normalized): |
6.66 |
pK2: |
8.5 |
|
pK22.31 nm−2 (normalized): |
8.24 |
Site Density in nm-2: |
4.2000 |
Original Site Density: |
4.2 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; aerosol-synthesized hematite with SSA = 239.1 m²/g and D = 12.5 nm |
|