RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Site Query Results

Binding Site Data:

Mineral:	Bentonite
Reference:	HMSGB02
SCM Type:	CC - Constant Capacitance (C₁: 1.2 F/m²)
Ionic Strength:	0.053 mol/L of ground water
Site Type:	»Al-OH
PZC:
pK1:	7.9	pK1°_I=0 (Conversion to I = 0):	7.81	pK1_{2.31 nm⁻²} (normalized):	6.37
pK2:	9.22	pK2°_I=0 (Conversion to I = 0):	9.13	pK2_{2.31 nm⁻²} (normalized):	10.75
Site Density in nm^-2:	0.0679
Original Site Density:	0.000004 mol / g solid
Solid/Liquid Ratio in g/L:	4.0
pH Range:
Temperature in K:
Method for Site Density:	Potentiometric Titration
Method for Protolysis:	Potentiometric Titration
Fit Method:	PHREEQC
Comment:	0.053m at pH=7.4 and 0.068m at pH=8.2; bBentonite MX-80 with 80-84% montmorillonite, CEC = 76meq/100mg, The capacitance was introduced in the second paper [HMBF09]

1 data sets were retrieved