RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Goethite
Reference: YCPBC20
SCM Type: BS - Basic Stern
Ligand: SeO4<2-> - selenate
Site Type: »Fe-singly
Equation: 2 »Fe-OH<0.5-> + SeO4<2-> + 2 H<1+>  ⇔  [2(»Fe-OH2<0.5+>)-SeO4<2->]<1->
LogK: -0.7         LogK2.31 nm−2 (SSD-normalized):   -0.55
Experiment: Batch Sorption Experiments
Ionic Strength: KCl
pH Range: 4 - 9.5
Ligand Concentration Range: 1.25E-4 mol/L
Fit Method: MUSE
Comment: 0.01 and 0.1 M KCl; selenate adsorption data from [RHV01]; Δz0 = 1.8, Δz1 = -1.8
 
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