Mineral: |
amorphous Silica |
Reference: |
KKT12 |
SCM Type: |
DDL - Diffuse Double Layer
|
Ionic Strength: |
0.1 mol/L of
NaClO4
|
Site Type: |
»Si-OH |
PZC: |
3.0 |
pK1: |
0.56 |
pK1°I=0 (Conversion to I = 0): |
0.45 |
pK12.31 nm−2 (normalized): |
0.11 |
pK2: |
6.8 |
pK2°I=0 (Conversion to I = 0): |
6.69 |
pK22.31 nm−2 (normalized): |
7.25 |
Site Density in nm-2: |
0.8197 |
Original Site Density: |
0.000245 mol / g solid
|
Solid/Liquid Ratio in g/L: |
6.0 |
pH Range: |
3,0-9,0 |
Temperature in K: |
|
Method for Site Density: |
Potentiometric Titration |
Method for Protolysis: | Potentiometric Titration |
Fit Method: | FITEQL |
Comment: |
SSD and surface protolysis data taken from KTGM11; PZC=3 from zeta potential measurements (KTRM06) |
|