RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Hematite
Reference:	KILL99
SCM Type:	ECC - Extended Constant Capacitance (C₁: 0.83 F/m²)
Ionic Strength:	0.1 mol/L of NaCl
Site Type:	»Fe-OH
PZC:
pK1:	7.45	pK1°_I=0 (Conversion to I = 0):	7.34	pK1_{2.31 nm⁻²} (normalized):	7.48
pK2:	8.1	pK2°_I=0 (Conversion to I = 0):	7.99	pK2_{2.31 nm⁻²} (normalized):	8.07
Site Density in nm^-2:	2.5000
Original Site Density:	2.5 sites / nm² surface
Solid/Liquid Ratio in g/L:	70.0
pH Range:	2.7-7.8
Temperature in K:	348.15
Method for Site Density:	Potentiometric Titration
Method for Protolysis:	Potentiometric Titration
Fit Method:	FITEQL
Comment:	moreover, datasets for 25°C and 50 °C are reported; the reported \"specific capacitance\" is the total capacitance, not C1

1 data sets were retrieved