Mineral: |
Corundum |
Reference: |
D78 |
SCM Type: |
TL - Triple Layer
(C1: 1.2 F/m2, C2: 0.2 F/m2) |
Ionic Strength: |
0.001 mol/L of
KNO3
|
Site Type: |
»Al-OH |
PZC: |
|
pK1: |
6.3 |
pK1°I=0 (Conversion to I = 0): |
6.28 |
pK12.31 nm−2 (normalized): |
6.84 |
pK2: |
12.0 |
pK2°I=0 (Conversion to I = 0): |
11.98 |
pK22.31 nm−2 (normalized): |
11.46 |
Site Density in nm-2: |
8.0000 |
Original Site Density: |
8.0 sites / nm² surface
|
Solid/Liquid Ratio in g/L: |
|
pH Range: |
|
Temperature in K: |
|
Method for Site Density: |
Fourier-Transformed Infra-Red Spectroscopy |
Method for Protolysis: | Potentiometric Titration |
Fit Method: | graphic extrapolation |
Comment: |
based on raw data of [M75b]; pK and C calculated by analogy with data from [H71] for g-Al2O3; SSD from [P65a] for g-Al2O3; cited in [AGZS89],[HL86] |
|