| Mineral: |
Goethite |
| Reference: |
WVH08 |
| SCM Type: |
CDM - (CD-)MUSIC
(C1: 0.83 F/m2, C2: 0.74 F/m2) |
| Ionic Strength: |
0.1 mol/L of
NaNO3
|
| Site Type: |
»Fe-singly |
| PZC: |
9.3 |
| pK1: |
9.3 |
pK1°I=0 (Conversion to I = 0): |
9.19 |
pK12.31 nm−2 (normalized): |
9.47 |
| pK2: |
|
pK2°I=0 (Conversion to I = 0): |
|
|
| Site Density in nm-2: |
3.4500 |
| Original Site Density: |
3.45 sites / nm² surface
|
| Solid/Liquid Ratio in g/L: |
|
| pH Range: |
|
| Temperature in K: |
298.15 |
| Method for Site Density: |
Potentiometric Titration |
| Method for Protolysis: | Potentiometric Titration |
| Fit Method: | ORCHESTRA |
| Comment: |
SSA from [WVKH06]; PZC from [WKHMV05]; C2 has been fitted by [HV06]; C1 derived by fitting the model to the pH-charge curves of goethite used in this work ([WVH07]); SSD from [HV96]; the logK values for protonation of goethite are set equal to the PZC of this goethite [HV06] |
| |
