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copper separation by ionic liquid impregnated silica

  • Chromatographic Methods in the Separation of Long-Chain Mono ...

    Oct 7, 2014 ... Separation of MUFA and PUFA with the Use of Impregnated TLC Plates ... Silver ion chromatography is based on the ability of Ag+ to form weak ... of sulfuric acid, phosphomolybdic acid, and a mixture of copper-acetate-phosphoric acid. ... The impact of Ag-silica gel on TLC analysis of methylated fatty acids,...

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  • A Simple Vortex-Assisted Dispersive Liquid–Liquid Microextraction ...

    May 26, 2016 ... A simple and novel vortex-assisted dispersive liquid–liquid microextraction ... and separation of copper(II) as 1-(2-pyridylazo)-2-naphthol chelates has been presented. ... The application of the method was done for determination of copper .... Zhang L., Wu H., Liu Z., Gao N., Du L., Fu Y.: Ionic liquid-magnetic...

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  • Chromatography - Royal Society of Chemistry

    phenomena: adsorption; partition; ion exchange; or molecular exclusion. Adsorption ... different solutes. Liquid chromatography using a column containing silica gel or ... separated is carried by a gas or a liquid as the mobile phase. The solutes ..... indicating silica (silica impregnated with cobalt(II) chloride). Unwanted...

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  • An ionic liquid process for mercury removal from natural gas

    Synthesis and characterisation of copper(II) ionic liquids. Chlorocuprate(II) ionic ... copper centres separated by 3.33 Å (Figure 2). Li et al.31 have ..... ionic liquid impregnated on two different silica supports; spherical beads and extrudates. Fig.

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  • Silica-gel Particles Loaded with an Ionic Liquid for Separation of Zr ...

    Jun 29, 2016 ... A new ionic liquid loaded silica gel amine (SG-APTMS-N,N-EPANTf2) was ... [Au(III)], copper [Cu(II)], cobalt [Co(II)], chromium [Cr(III)], lead [Pb(II)], selenium ... For the separation of metal ions from various matrices using ILs (as ...... samples on 1-(2-pyridylazo)-2-naphthol impregnated activated carbon cloth.

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  • Selective removal of copper ions from aqueous solutions using ...

    Jun 2, 1999 ... ... aqueous solutions using modified silica beads impregnated with LIX 84 ... In addition, the kinetic performances for copper ion removal from...

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  • Introduction to Silver Ion Chromatography - AOCS Lipid Library

    Mar 29, 2011 ... Nowadays, silver ion high-performance liquid chromatography (Ag-HPLC) ... acids by TLC on silica gel G impregnated with 10 % (w/w) silver nitrate. ... Many different classes of lipid have been separated and analysed in this...

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  • Separation and Purification Technology

    Separation and Purification Technology | Article in press | ScienceDirect.com. ... Ionic liquid-based synergistic extraction of rare earths nitrates without diluent: Typical ... Treated iron ore slime was impregnated in polysulfone hollow fiber membranes. .... Copper recovery via polyelectrolyte enhanced ultrafiltration followed by...

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  • Ions from Aqueous Solution by Ionic Liquid Impregnated Nano-silica ...

    Keywords: ionic liquid; nano-particle; impregnation; copper; sorption. HIGHLIGHTS ... the solid phase extraction, and the removal and separation of heavy metal...

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  • Characterization of Strontium Adsorption from Aqueous Solutions ...

    adsorbent in case of Florisil and for Silica impregnated with. Cyphos IL-101 is ... separation of Sr2+ ions from waste solutions is very important. [3]-[5] A new trend in ... the loss of ionic liquid, and the generation of a great amount of organic ..... “Adsorption of cesium on copper hexacyanoferrate-PAN composite ion exchanger...

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