Mineral: |
amorphous Silica |
Reference: |
PPS04 |
SCM Type: |
CC - Constant Capacitance
|
Ionic Strength: |
0.0 mol/L of
|
Site Type: |
»Si-OH |
PZC: |
|
pK1: |
3.0 |
pK1°I=0 (Conversion to I = 0): |
3.00 |
pK12.31 nm−2 (normalized): |
3.42 |
pK2: |
7.0 |
pK2°I=0 (Conversion to I = 0): |
7.00 |
pK22.31 nm−2 (normalized): |
6.58 |
Site Density in nm-2: |
6.0220 |
Original Site Density: |
10.0 µmol / m² surface
|
Solid/Liquid Ratio in g/L: |
|
pH Range: |
|
Temperature in K: |
298.15 |
Method for Site Density: |
Assumption |
Method for Protolysis: | Assumption |
Fit Method: | MINTEQA2 |
Comment: |
parameters are consistent with CCM for SiO2 [SS96] and recent spectroscopic observations of quartz surfaces [DMPME02] |
|