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: PO4<3-> - phosphate
Site Type: »Al-OH
Equation: »Al-OH + PO4<3-> + H<1+>  ⇔  »Al-PO4H<1-> + OH<1->
LogK: -1.8         LogK2.31 nm−2 (SSD-normalized):   -3.19
Ionic Strength:
Temperature: 298.15 K
Ligand Concentration Range: 8E-4; 2.5E-4; 1.63E-3 mol/L
Fit Method: PHREEQC
Comment: 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; original equation in the article: »Al-OH + HPO4<2-> = »Al-PO4H<1-> + OH<1->, logK = -1.8; data from the llnl database accompanied with the code PHREEQC were used for the conversion of the reaction equation
 
1 data sets were retrieved