RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Goethite
Reference:	GM01
SCM Type:	TL - Triple Layer (C₁: 1.8 F/m², C₂: 0.2 F/m²)
Ionic Strength:	0.7 mol/L of NaCl
Site Type:	»Fe-OH
PZC:	9.38
pK1:	9.91	pK1_{2.31 nm⁻²} (normalized):	9.80
pK2:	8.85	pK2_{2.31 nm⁻²} (normalized):	8.96
Site Density in nm^-2:	1.8000
Original Site Density:	1.8 sites / nm² surface
Solid/Liquid Ratio in g/L:	7.93
pH Range:	3-9
Temperature in K:	298.15
Method for Site Density:	Potentiometric Titration
Method for Protolysis:	Potentiometric Titration
Fit Method:	FITEQL
Comment:	error interval corresponds to 95% confidence level; TLM predicts a PZC of 9.38, suggesting that the inplementation of the TLM in high ionic strength solutions may be problematic and inappropriate

1 data sets were retrieved