RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	amorphous Silica
Reference:	SVYT03
SCM Type:	TL - Triple Layer (C₁: 1.1 F/m², C₂: 0.05 F/m²)
Ionic Strength:	0.001 mol/L of NaNO3
Site Type:	»Si-OH
PZC:	4.7
pK1:	5.32	pK1°_I=0 (Conversion to I = 0):	5.30	pK1_{2.31 nm⁻²} (normalized):	5.66
pK2:	6.19	pK2°_I=0 (Conversion to I = 0):	6.17	pK2_{2.31 nm⁻²} (normalized):	5.85
Site Density in nm^-2:	5.0000
Original Site Density:	5.0 sites / nm² surface
Solid/Liquid Ratio in g/L:	10.0
pH Range:	2-10
Temperature in K:	298.0
Method for Site Density:	Mean of Different Sources
Method for Protolysis:	Batch Sorption Experiments
Fit Method:	KINEQL
Comment:	temperature 25+-1°C; SSD assumed based on typically literature values; theoretical PZC=5.25

1 data sets were retrieved