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Table 2 Surface complexation parameters used for the calculations based on Schindler et al. [37]

From: Adsorption of dissolved aluminum on sapphire-c and kaolinite: implications for points of zero charge of clay minerals

Species log K
Al(OH)2+ -5.47
Al(OH)2+ -10.28
Al(OH)3 -16.08
Al(OH)4- -23.66
SOH2+ 4.27
SO- -9.18
SONa -9.84
SOAl2+ -0.54
(SO)2Al+ -2.41
  1. C = 2.2 F/m2. Basis: Na+, Al3+, H+, SOH, I = 1 M NaClO4. Ion-exchange was omitted because of the high ionic strength. Site density (TOTSOH) was 39.9 mmol/kg.
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Geochemical Transactions

ISSN: 1467-4866

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