Mineral: |
Goethite |
Reference: |
CS02 |
SCM Type: |
TL - Triple Layer
(C1: 0.6 F/m2) |
Ionic Strength: |
NaNO3
|
Site Type: |
»Fe-OH |
PZC: |
9.3 |
pK1: |
6.5 |
|
pK12.31 nm−2 (normalized): |
7.35 |
pK2: |
12.1 |
|
pK22.31 nm−2 (normalized): |
11.25 |
Site Density in nm-2: |
16.4000 |
Original Site Density: |
16.4 sites / nm² surface
|
Solid/Liquid Ratio in g/L: |
|
pH Range: |
|
Temperature in K: |
|
Method for Site Density: |
Tritium Exchange |
Method for Protolysis: | Potentiometric Titration |
Fit Method: | GEOSURF |
Comment: |
raw data and PZC from [VHV96a]; 39g/l at pH5 to 4.4g/l at pH9 for Cd sorption; pK determined using the experimental PZC and the predicted pK of [SS96a] (5.6); C1 determined by fitting surface titration data of [H87] in [CS99] |
|