RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Hematite
Reference:	GJEAA00
SCM Type:	CC - Constant Capacitance (C₁: 1.49 F/m²)
Ionic Strength:	0.1 mol/L of NaNO3
Site Type:	»Fe-OH
PZC:	8.4
pK1:	8.11	pK1°_I=0 (Conversion to I = 0):	8.00	pK1_{2.31 nm⁻²} (normalized):	8.75
pK2:	8.69	pK2°_I=0 (Conversion to I = 0):	8.58	pK2_{2.31 nm⁻²} (normalized):	8.05
Site Density in nm^-2:	10.0000
Original Site Density:	10.0 sites / nm² surface
Solid/Liquid Ratio in g/L:	5.0
pH Range:
Temperature in K:
Method for Site Density:	Literature
Method for Protolysis:	Potentiometric Titration
Fit Method:	FITEQL
Comment:	experiments in 0.05, 0.1, and 1.0M NaNO3; delta pK=0.58; for 1-pK CCM: SSD=10 sites/nm^2, SSD not optimized; N2 atmosphere; pK1, pK2 from Delta pK and PZC calculated

1 data sets were retrieved