Mineral: |
Illite |
Reference: |
D97c |
SCM Type: |
CC - Constant Capacitance
(C1: 4.1 F/m2) |
Ionic Strength: |
0.1 mol/L of
NaNO3
|
Site Type: |
»X-OH |
PZC: |
|
pK1: |
4.38 |
pK1°I=0 (Conversion to I = 0): |
4.27 |
pK12.31 nm−2 (normalized): |
4.56 |
pK2: |
7.23 |
pK2°I=0 (Conversion to I = 0): |
7.12 |
pK22.31 nm−2 (normalized): |
7.05 |
Site Density in nm-2: |
3.5000 |
Original Site Density: |
3.5 sites / nm² surface
|
Solid/Liquid Ratio in g/L: |
5.0 |
pH Range: |
|
Temperature in K: |
|
Method for Site Density: |
Potentiometric Titration |
Method for Protolysis: | Potentiometric Titration |
Fit Method: |
Comment: |
also published in [DSFT97a]; two sites-two pK model (concentration ratio of these 2 kinds of surfaces 1:1) |
|