Chemical modification of silica surface by immobilization of functional groups for extractive concentration of metal ions
… , as prior to the analysis of the substance, adsorbed ions … by modified solid sorbent for
preconcentration of metal ions at … for extractive concentration of metal ions from aqueous solution …
preconcentration of metal ions at … for extractive concentration of metal ions from aqueous solution …
Chemical modification of cellulosic biopolymer and its use in removal of heavy metal ions from wastewater
AS Singha, A Guleria - International Journal of Biological Macromolecules, 2014 - Elsevier
… Chemical modification of cellulosic biofibers is carried out to achieve efficient adsorption
capacity for heavy metal ions [6], [7], [8]. Chemical modification by graft copolymerization of vinyl …
capacity for heavy metal ions [6], [7], [8]. Chemical modification by graft copolymerization of vinyl …
Effect of chemical modification of algal carboxyl groups on metal ion binding
JL Gardea-Torresdey, MK Becker-Hapak… - Environmental …, 1990 - ACS Publications
… to algal surfaces, it is necessary to determine which chemical groups on the algal cell wall
… metal ions. One approach to gaining this information is chemical modification of the metal …
… metal ions. One approach to gaining this information is chemical modification of the metal …
Bioadsorbents from algae residues for heavy metal ions adsorption: chemical modification, adsorption behaviour and mechanism
R Li, T Zhang, H Zhong, W Song, Y Zhou… - Environmental …, 2021 - Taylor & Francis
… of heavy metals from industrial wastewater by natural or modified … The obtained residues
were further chemical modified by … After modification, the adsorption capacity for metal ions …
were further chemical modified by … After modification, the adsorption capacity for metal ions …
Chemical modifications of cassava peel as adsorbent material for metals ions from wastewater
… by chemical modifications, with … modified cassava peels are excellent adsorbent, renewable,
high availability, and low-cost materials and a feasible alternative in the removal of metals …
high availability, and low-cost materials and a feasible alternative in the removal of metals …
[PDF][PDF] Removal of heavy metal ions using chemically modified adsorbents
… In this article, chemical modification methods and its enhancement affect on the adsorption
capacity of wood based adsorbents for treatment process has been investigated. HCl, H2SO4…
capacity of wood based adsorbents for treatment process has been investigated. HCl, H2SO4…
Chemical modification of cross-linked resin based on acrylonitrile for anchoring metal ions
LC de Santa Maria, MCV Amorim, MRMP Aguiar… - Reactive and Functional …, 2001 - Elsevier
… modified with hydroxylamine). These results have shown that the chemical modifications
of the resin based on acrylonitrile have provoked an increase of metal ion fixing capacity …
of the resin based on acrylonitrile have provoked an increase of metal ion fixing capacity …
Chemical modification of waste poly (p-phenylene terephthalamide) fibers and its binding behaviors to metal ions
R Qu, X Sun, C Sun, Y Zhang, C Wang, C Ji… - Chemical engineering …, 2012 - Elsevier
… adsorbent for metal ions, PPTA-Sal and its basification product PPTA-Sal(Na) were prepared
via a series of chemical modification reactions. The structures of the modified fibers were …
via a series of chemical modification reactions. The structures of the modified fibers were …
Modification of carbon nanotubes for preconcentration, separation and determination of trace-metal ions
… This review focuses on chemical modification of CNTs. We discuss … of chemical
functionalization. ► We present several applications of modified CNTs in determining trace-metal …
functionalization. ► We present several applications of modified CNTs in determining trace-metal …
Chemical modification of chitosan and equilibrium study for mercury ion removal
C Jeon, WH Höll - Water Research, 2003 - Elsevier
… , various chemical modifications were also tried. Among various chemical modification
methods, … chelate with transition metal ion according to the overall charge of the metal ion. For a …
methods, … chelate with transition metal ion according to the overall charge of the metal ion. For a …
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