RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results

Surface Complex Formation Data:

Mineral:	amorphous Silica
Reference:	GSW09
SCM Type:	DDL - Diffuse Double Layer
Ligand:	UO2<2+> - uranyl(VI)
Site Type:	»Si-OH
Equation:	»SiOH + UO2<2+> ⇔ »SiO-UO2<1+> + H<1+>
LogK:	-0.85
Experiment:	Batch Sorption Experiments
Ionic Strength:	NaCl
Temperature:	298.15 K
Solid/Liquid Ratio:	50.0 g/L
pH Range:	2.8-9
Ligand Concentration Range:	1.03E-4 mol/L
Fit Method:	PHREEQC
Comment:	study of the effect of S/L ratio: S/L ratio = 1 -100 g/L; pH sorption edges: U(VI) conc. = 1.03E-4 and 5.16E-5 mol/L; IS = 0.01, 0.1 and 0.5 mol/L

1 data sets were retrieved