Mineral: |
Boehmite |
Reference: |
SPS00 |
SCM Type: |
ECC - Extended Constant Capacitance
(C1: 3.9 F/m2, C2: 1.35 F/m2) |
Ionic Strength: |
0.1 mol/L of
KCl
|
Site Type: |
»Al-OH |
PZC: |
8.67 |
pK1: |
7.46 |
pK1°I=0 (Conversion to I = 0): |
7.35 |
pK12.31 nm−2 (normalized): |
7.33 |
pK2: |
9.87 |
pK2°I=0 (Conversion to I = 0): |
9.76 |
pK22.31 nm−2 (normalized): |
10.00 |
Site Density in nm-2: |
1.7100 |
Original Site Density: |
1.71 sites / nm² surface
|
Solid/Liquid Ratio in g/L: |
|
pH Range: |
5-10 |
Temperature in K: |
298.15 |
Method for Site Density: |
Sorption Isotherms |
Method for Protolysis: | Potentiometric Titration |
Fit Method: | FITEQL |
Comment: |
temperature 298.2+-0.05K, argon atmosphere; total C=1.00+-0.028 F/m^2; total surface hydroxyl group concentration 10.2mM |
|