Mineral: |
Ferrihydrite |
Reference: |
GG85 |
SCM Type: |
CC - Constant Capacitance
(C1: 1.06 F/m2) |
Ionic Strength: |
|
Site Type: |
»Fe-OH |
PZC: |
|
pK1: |
7.46 |
|
pK12.31 nm−2 (normalized): |
6.18 |
pK2: |
8.91 |
|
pK22.31 nm−2 (normalized): |
10.19 |
Site Density in nm-2: |
0.1204 |
Original Site Density: |
0.000224 mol / L solution
|
Solid/Liquid Ratio in g/L: |
10.0 |
pH Range: |
|
Temperature in K: |
|
Method for Site Density: |
Maximum Anion Adsorption |
Method for Protolysis: | Best Estimate |
Fit Method: | FITEQL |
Comment: |
FITEQL/MICROQL; pK from literature compilation of experimental data for Fe oxides [GS84a] (7.31/8.80) fitted simultaneously with the boron surface complexation constant using FITEQL; SSD: maximum boron adsorption density |
|