RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	amorphous Silica
Reference:	HDV89
SCM Type:	CDM - (CD-)MUSIC (C₁: 2.9 F/m²)
Ionic Strength:	NaCl
Site Type:	»Si-singly
PZC:
pK1:	7.5	pK1_{2.31 nm⁻²} (normalized):	8.04
pK2:
Site Density in nm^-2:	8.0000
Original Site Density:	8.0 sites / nm² surface
Solid/Liquid Ratio in g/L:
pH Range:
Temperature in K:	293.15
Method for Site Density:	Potentiometric Titration
Method for Protolysis:	Potentiometric Titration
Fit Method:
Comment:	equation: »Si-OH = »Si-O- + H+, fully hydrated silica with high specific surface area; 0.005M, 0.05M, 0.5M NaCl Site Density (8sites/nm²) cited of Iler, R. K., in "Surface and Colloid Science" (E. Matijevic,Ed.), Vol. 6. Wiley, New York, 1973.

1 data sets were retrieved