RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Hematite
Reference:	CFKM91
SCM Type:	TL - Triple Layer (C₁: 1.81 F/m²)
Ionic Strength:	0.01 mol/L of NaCl
Site Type:	»Fe-OH
PZC:	7.5
pK1:	4.7	pK1°_I=0 (Conversion to I = 0):	4.66	pK1_{2.31 nm⁻²} (normalized):	5.29
pK2:	10.3	pK2°_I=0 (Conversion to I = 0):	10.26	pK2_{2.31 nm⁻²} (normalized):	9.71
Site Density in nm^-2:	9.0331
Original Site Density:	15.0 µmol / m² surface
Solid/Liquid Ratio in g/L:	5.5
pH Range:	4-10
Temperature in K:	298.15
Method for Site Density:	Literature
Method for Protolysis:	Potentiometric Titration
Fit Method:	Unknown
Comment:	pK2=2*PZC-pK1; SSD from [KTBLS86] (there different values 3.5-22 sites/nm^2); value taken in [KZ01] for background electrolyte KCl

1 data sets were retrieved