RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Goethite
Reference:	RL98
SCM Type:	DDL - Diffuse Double Layer
Ionic Strength:	NaClO4
Site Type:	»Fe(s)-OH
PZC:	8.9
pK1:	6.907	pK1_{2.31 nm⁻²} (normalized):	4.63
pK2:	10.799	pK2_{2.31 nm⁻²} (normalized):	13.07
Site Density in nm^-2:	0.0123
Original Site Density:	0.000001 mol / g solid
Solid/Liquid Ratio in g/L:	10.0
pH Range:	4-11
Temperature in K:	298.15
Method for Site Density:	Best Estimate
Method for Protolysis:	Potentiometric Titration
Fit Method:	FITEQL
Comment:	I = 0.003 - 0.1 M; SSD total 5.7E-4 mol/g (7 sites/nm^2); =Fe(nb)-OH: third, non-copper binding site class (20-60% of the total sites); SSD for weak and non-binding sites were fixed, not fit

1 data sets were retrieved