RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	amorphous Silica
Reference:	CRCO08
SCM Type:	TL - Triple Layer (C₁: 1.05 F/m², C₂: 0.002 F/m²)
Ionic Strength:	0.1 mol/L of NaCl
Site Type:	»Si-OH
PZC:
pK1:	-1.4	pK1°_I=0 (Conversion to I = 0):	-1.51	pK1_{2.31 nm⁻²} (normalized):	-1.10
pK2:	7.0	pK2°_I=0 (Conversion to I = 0):	6.89	pK2_{2.31 nm⁻²} (normalized):	6.70
Site Density in nm^-2:	4.6000
Original Site Density:	4.6 sites / nm² surface
Solid/Liquid Ratio in g/L:	40.0
pH Range:	6-10
Temperature in K:	298.0
Method for Site Density:
Method for Protolysis:	Batch Sorption Experiments
Fit Method:	FITEQL
Comment:	Fit with GEOSURF and FITEQL, C1, C2 from [S06], without CO2

1 data sets were retrieved