RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Smectite
Reference:	KB09
SCM Type:	DDL - Diffuse Double Layer
Ionic Strength:	0.001 mol/L of NaNO3
Site Type:	»Al-OH
PZC:
pK1:	8.72	pK1°_I=0 (Conversion to I = 0):	8.70	pK1_{2.31 nm⁻²} (normalized):	8.37
pK2:	8.93	pK2°_I=0 (Conversion to I = 0):	8.91	pK2_{2.31 nm⁻²} (normalized):	9.28
Site Density in nm^-2:	1.0430
Original Site Density:	1.043 sites / nm² surface
Solid/Liquid Ratio in g/L:	1.0
pH Range:	2-10
Temperature in K:
Method for Site Density:	Potentiometric Titration
Method for Protolysis:	Potentiometric Titration
Fit Method:	FITEQL
Comment:	purified Na-Smectite; total SSD = 2.3 sites/nm²; Al/Si ratio = 0.83

1 data sets were retrieved