RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Ferrihydrite
Reference:	CZR91
SCM Type:	NE - Non-electrostatic
Ionic Strength:	0.1 mol/L of NaNO3
Site Type:	»Fe-OH
PZC:
pK1:	4.7	pK1°_I=0 (Conversion to I = 0):	4.59	pK1_{2.31 nm⁻²} (normalized):	5.38
pK2:	10.3	pK2°_I=0 (Conversion to I = 0):	10.19	pK2_{2.31 nm⁻²} (normalized):	9.62
Site Density in nm^-2:	11.0000
Original Site Density:	11.0 sites / nm² surface
Solid/Liquid Ratio in g/L:
pH Range:
Temperature in K:
Method for Site Density:	Literature
Method for Protolysis:	Potentiometric Titration
Fit Method:	FITEQL
Comment:	SSA and SSD from [D78], pK1 and pK2 from fit to data in [D78] with NEM; cited in [DB95]

1 data sets were retrieved