RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Alumina
Reference: GYXW09
SCM Type: DDL - Diffuse Double Layer
Ligand: Al<3+> - aluminum
Site Type: »Al-OH
Equation: »Al-OH + Al<3+> + PO4<3-> + H<1+>  ⇔  »Al-OH-AlHPO4<1+>
LogK: 28.346         LogK2.31 nm−2 (SSD-normalized):   26.96
Ionic Strength:
Temperature: 298.15 K
pH Range: 2.2 - 9.5
Ligand Concentration Range: 8E-4; 2.5E-4; 1.63E-3 mol/L
Fit Method: PHREEQC
Comment: original equation in the article: »X-OH + AlHPO4<1+> = »X-OH-AlHPO4<1+>, logK = 8.6; data from the llnl database accompanied with the code PHREEQC were used for the conversion of the reaction equation; S/L ratio 2 and 10 g/L; IS was 0.01, 0.05, 0.1 and 0.5 mol/L NaCl or 0.1 mol/L NaNO3; sorption isotherms
 
1 data sets were retrieved