RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	amorphous Silica
Reference:	V00
SCM Type:	CC - Constant Capacitance (C₁: 1.1 F/m²)
Ionic Strength:	0.1 mol/L of NaCl
Site Type:	»Si-OH
PZC:	2.5
pK1:		pK1°_I=0 (Conversion to I = 0):
pK2:	6.9	pK2°_I=0 (Conversion to I = 0):	6.79	pK2_{2.31 nm⁻²} (normalized):	7.26
Site Density in nm^-2:	1.0037
Original Site Density:	0.0005 mol / g solid
Solid/Liquid Ratio in g/L:
pH Range:
Temperature in K:
Method for Site Density:	Potentiometric Titration
Method for Protolysis:	Potentiometric Titration
Fit Method:
Comment:	original value of PZC = 2-3; SSD determined between pH 2 and 8, cited in [SVS01]

1 data sets were retrieved