RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Ferrihydrite
Reference:	NF10
SCM Type:	TL - Triple Layer (C₁: 1.0 F/m², C₂: 0.2 F/m²)
Ionic Strength:	NaCl
Site Type:	»X-OH
PZC:
pK1:	5.1	pK1_{2.31 nm⁻²} (normalized):	5.32
pK2:	10.7	pK2_{2.31 nm⁻²} (normalized):	10.48
Site Density in nm^-2:	3.8000
Original Site Density:	3.8 sites / nm² surface
Solid/Liquid Ratio in g/L:	0.21
pH Range:
Temperature in K:	298.15
Method for Site Density:	Literature
Method for Protolysis:	Potentiometric Titration
Fit Method:	Unknown
Comment:	SSA from [D78]; ionic strength 0.01, 0.05, 0.1 M; SSD from [NFT09] and [FS07b]; N2 atmosphere; pK1 and pK2 refer to site-occupancy standard states for the reaction »X-OH2<1+> = »X-OH + H<1+>and »X-OH = SO<1-> + H<1+>

1 data sets were retrieved