RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Goethite
Reference:	AWJ99b
SCM Type:	CC - Constant Capacitance (C₁: 1.07 F/m²)
Ionic Strength:	0.005 mol/L of KNO3
Site Type:	»Fe-OH
PZC:
pK1:	5.96	pK1°_I=0 (Conversion to I = 0):	5.93	pK1_{2.31 nm⁻²} (normalized):	5.72
pK2:	9.74	pK2°_I=0 (Conversion to I = 0):	9.71	pK2_{2.31 nm⁻²} (normalized):	9.98
Site Density in nm^-2:	1.3248
Original Site Density:	2.2 µmol / m² surface
Solid/Liquid Ratio in g/L:	1.9
pH Range:	3.5-9.5
Temperature in K:	328.15
Method for Site Density:	Sorption Isotherms
Method for Protolysis:	Potentiometric Titration
Fit Method:	FITEQL
Comment:	also datasets for 10, 25, 40 and 70°C reported

1 data sets were retrieved