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: 1.22 F/m²)
Ionic Strength:	0.1 mol/L of NaCl
Site Type:	»Fe-OH
PZC:
pK1:	7.48	pK1°_I=0 (Conversion to I = 0):	7.37	pK1_{2.31 nm⁻²} (normalized):	7.51
pK2:	9.53	pK2°_I=0 (Conversion to I = 0):	9.42	pK2_{2.31 nm⁻²} (normalized):	9.50
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:	2.7-8.5
Temperature in K:	298.15
Method for Site Density:	Potentiometric Titration
Method for Protolysis:	Potentiometric Titration
Fit Method:	FITEQL
Comment:	moreover, datasets for 50°C and 75 °C are reported; the reported \"specific capacitance\" is the total capacitance, not C1

1 data sets were retrieved