RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Goethite
Reference:	FS07a
SCM Type:	TL - Triple Layer (C₁: 1.75 F/m²)
Ionic Strength:	0.1 mol/L of NaClO4
Site Type:	»Fe-OH
PZC:
pK1:	4.7	pK1°_I=0 (Conversion to I = 0):	4.59	pK1_{2.31 nm⁻²} (normalized):	4.96
pK2:	10.5	pK2°_I=0 (Conversion to I = 0):	10.39	pK2_{2.31 nm⁻²} (normalized):	10.24
Site Density in nm^-2:	4.2000
Original Site Density:	4.2 sites / nm² surface
Solid/Liquid Ratio in g/L:	4.6
pH Range:	3 - 10
Temperature in K:
Method for Site Density:	Empirical Correlation
Method for Protolysis:	Potentiometric Titration
Fit Method:	GEOSURF
Comment:	extended TLM; values refer to the hypothetical 1 M standard state; experimental data taken from [RHV01]; SSD predicted using the correlation with surface area in Fig. 5 in [FS07a]

1 data sets were retrieved