RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	amorphous Silica
Reference:	ZACS90
SCM Type:	TL - Triple Layer (C₁: 1.25 F/m², C₂: 0.2 F/m²)
Ionic Strength:	NaCl
Site Type:	»Si-OH
PZC:
pK1:	-0.95	pK1_{2.31 nm⁻²} (normalized):	-0.61
pK2:	6.8	pK2_{2.31 nm⁻²} (normalized):	6.46
Site Density in nm^-2:	5.0000
Original Site Density:	5.0 sites / nm² surface
Solid/Liquid Ratio in g/L:
pH Range:	2,5-8,5
Temperature in K:	298.15
Method for Site Density:	Literature
Method for Protolysis:	Literature
Fit Method:	FITEQL
Comment:	SSD from [Z87]; pK from [R82a] for quartz-NaNO3 (but pK2 is there 6.95; pK2=6.8 is for CaCl2 system)

1 data sets were retrieved