RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	amorphous Silica
Reference:	DMB98
SCM Type:	NE - Non-electrostatic
Ionic Strength:	0.1 mol/L of NaClO4
Site Type:	»Si-OH
PZC:
pK1:		pK1°_I=0 (Conversion to I = 0):
pK2:	7.6	pK2°_I=0 (Conversion to I = 0):	7.49	pK2_{2.31 nm⁻²} (normalized):	7.82
Site Density in nm^-2:	1.4005
Original Site Density:	0.001 mol / g solid
Solid/Liquid Ratio in g/L:
pH Range:	3-10
Temperature in K:	298.15
Method for Site Density:	Sorption Isotherms
Method for Protolysis:	Potentiometric Titration
Fit Method:	KINDIS
Comment:	CO2-free conditions (Ar); pK evaluation using a fitting procedure between simulated and experimental curves: modification of the geochemical code KINDIS

1 data sets were retrieved