Mineral: |
Ferrihydrite |
Reference: |
CK18 |
SCM Type: |
DDL - Diffuse Double Layer
|
Ionic Strength: |
|
Site Type: |
»Fe(w)-OH |
PZC: |
|
pK1: |
7.29 |
|
pK12.31 nm−2 (normalized): |
5.80 |
pK2: |
8.93 |
|
pK22.31 nm−2 (normalized): |
10.42 |
Site Density in nm-2: |
0.0739 |
Original Site Density: |
0.000047 mol / g solid
|
Solid/Liquid Ratio in g/L: |
|
pH Range: |
|
Temperature in K: |
|
Method for Site Density: |
Literature |
Method for Protolysis: | Literature |
Fit Method: | graphic extrapolation |
Comment: |
SSD (see SI) and pK from [DM90] but discrepancy in SSD values: in [DM90] SSD value for the strong sites is lower than that for the weak sites |
|