RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	amorphous Silica
Reference:	TS96
SCM Type:	DDL - Diffuse Double Layer
Ionic Strength:	0.0 mol/L of NaNO3
Site Type:	»Si-OH
PZC:	2.8
pK1:		pK1°_I=0 (Conversion to I = 0):
pK2:	7.2	pK2°_I=0 (Conversion to I = 0):	7.20	pK2_{2.31 nm⁻²} (normalized):	7.20
Site Density in nm^-2:	2.3100
Original Site Density:	2.31 sites / nm² surface
Solid/Liquid Ratio in g/L:
pH Range:
Temperature in K:
Method for Site Density:	Literature
Method for Protolysis:	Best Estimate
Fit Method:	FITEQL
Comment:	uncertainty represents 95% confidence limit, experimental data from [B57], [A70], SSD from [DM90]; ionic strength ranging from 0.0004 to 1 M, data were corrected for ionic strength effects cited in [WAT01b]

1 data sets were retrieved