Mineral: |
Ferrihydrite |
Reference: |
HPL88 |
SCM Type: |
TL - Triple Layer
(C1: 1.4 F/m2, C2: 0.2 F/m2) |
Ionic Strength: |
NaNO3
|
Site Type: |
»Fe-OH |
PZC: |
|
pK1: |
5.1 |
|
pK12.31 nm−2 (normalized): |
5.21 |
pK2: |
10.7 |
|
pK22.31 nm−2 (normalized): |
10.59 |
Site Density in nm-2: |
3.0000 |
Original Site Density: |
3.0 sites / nm² surface
|
Solid/Liquid Ratio in g/L: |
|
pH Range: |
|
Temperature in K: |
|
Method for Site Density: |
Mean of Different Sources |
Method for Protolysis: | Potentiometric Titration |
Fit Method: |
Comment: |
pK and C from [D78]/[DL78a]; SSD optimized to give the best fit to experimental data covering a fivefold change in adsorbate concentration of a strongly bonding anion (selenite) ([DL78a] 9.9 sites/nm^2) |
|