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354 related items for PubMed ID: 20441882

  • 1. Determination of very low levels of gold and palladium in wastewater and soil samples by atomic absorption after preconcentration on modified MCM-48 and MCM-41 silica.
    Ebrahimzadeh H, Tavassoli N, Amini MM, Fazaeli Y, Abedi H.
    Talanta; 2010 Jun 15; 81(4-5):1183-8. PubMed ID: 20441882
    [Abstract] [Full Text] [Related]

  • 2. Novel solid phase extraction procedure for gold(III) on Dowex M 4195 prior to its flame atomic absorption spectrometric determination.
    Tuzen M, Saygi KO, Soylak M.
    J Hazard Mater; 2008 Aug 15; 156(1-3):591-5. PubMed ID: 18242843
    [Abstract] [Full Text] [Related]

  • 3. Simultaneous separation and determination of trace amounts of Cd(II) and Cu(II) in environmental samples using novel diphenylcarbazide modified nanoporous silica.
    Bagheri A, Behbahani M, Amini MM, Sadeghi O, Taghizade M, Baghayi L, Salarian M.
    Talanta; 2012 Jan 30; 89():455-61. PubMed ID: 22284517
    [Abstract] [Full Text] [Related]

  • 4. Determination of gold by nanometer titanium dioxide immobilized on silica gel packed microcolumn and flame atomic absorption spectrometry in geological and water samples.
    Liu R, Liang P.
    Anal Chim Acta; 2007 Dec 05; 604(2):114-8. PubMed ID: 17996531
    [Abstract] [Full Text] [Related]

  • 5. Preparation and use of chemically modified MCM-41 and silica gel as selective adsorbents for Hg(II) ions.
    Puanngam M, Unob F.
    J Hazard Mater; 2008 Jun 15; 154(1-3):578-87. PubMed ID: 18063298
    [Abstract] [Full Text] [Related]

  • 6. Preconcentration of gold ions from water samples by modified organo-nanoclay sorbent prior to flame atomic absorption spectrometry determination.
    Afzali D, Mostafavi A, Mirzaei M.
    J Hazard Mater; 2010 Sep 15; 181(1-3):957-61. PubMed ID: 20554379
    [Abstract] [Full Text] [Related]

  • 7. [Determination of trace platinum, palladium, gold and rhodium in geological samples by ICP-AES after preconcentration by diphenlthiourea immobilized on aluminum oxide].
    Fan ZF, Du LM, Jin XT.
    Guang Pu Xue Yu Guang Pu Fen Xi; 2003 Apr 15; 23(2):365-7. PubMed ID: 12961897
    [Abstract] [Full Text] [Related]

  • 8. Enrichment of trace amounts of copper(II) ions in water samples using octadecyl silica disks modified by a Schiff base ionophore prior to flame atomic absorption spectrometric determination.
    Fathi SA, Yaftian MR.
    J Hazard Mater; 2009 May 15; 164(1):133-7. PubMed ID: 18778894
    [Abstract] [Full Text] [Related]

  • 9. Dispersive liquid-liquid microextraction preconcentration of palladium in water samples and determination by graphite furnace atomic absorption spectrometry.
    Liang P, Zhao E, Li F.
    Talanta; 2009 Mar 15; 77(5):1854-7. PubMed ID: 19159809
    [Abstract] [Full Text] [Related]

  • 10. Evaluation of performance of three different hybrid mesoporous solids based on silica for preconcentration purposes in analytical chemistry: From the study of sorption features to the determination of elements of group IB.
    Kim ML, Tudino MB.
    Talanta; 2010 Aug 15; 82(3):923-30. PubMed ID: 20678647
    [Abstract] [Full Text] [Related]

  • 11. Solid phase extraction of ultra traces mercury (II) using octadecyl silica membrane disks modified by 1,3-bis(2-ethoxyphenyl)triazene (EPT) ligand and determination by cold vapor atomic absorption spectrometry.
    Rofouei MK, Sabouri A, Ahmadalinezhad A, Ferdowsi H.
    J Hazard Mater; 2011 Sep 15; 192(3):1358-63. PubMed ID: 21782328
    [Abstract] [Full Text] [Related]

  • 12. Ionic liquid-modified silica as sorbent for preconcentration of cadmium prior to its determination by flame atomic absorption spectrometry in water samples.
    Liang P, Peng L.
    Talanta; 2010 Apr 15; 81(1-2):673-7. PubMed ID: 20188980
    [Abstract] [Full Text] [Related]

  • 13. Application of thiophene-2-carbaldehyde-modified mesoporous silica as a new sorbent for separation and preconcentration of palladium prior to inductively coupled plasma atomic emission spectrometric determination.
    Jamali MR, Assadi Y, Shemirani F, Salavati-Niasari M.
    Talanta; 2007 Mar 15; 71(4):1524-9. PubMed ID: 19071486
    [Abstract] [Full Text] [Related]

  • 14. Optimization of dispersive liquid-liquid microextraction for the selective determination of trace amounts of palladium by flame atomic absorption spectroscopy.
    Kokya TA, Farhadi K.
    J Hazard Mater; 2009 Sep 30; 169(1-3):726-33. PubMed ID: 19423217
    [Abstract] [Full Text] [Related]

  • 15. [Determination of trace platinum, palladium and gold in smples by ICP-AES and fire assay preconcentration].
    Sun ZH, Zhu K, Mao Y, Wang WG.
    Guang Pu Xue Yu Guang Pu Fen Xi; 2004 Feb 30; 24(2):233-5. PubMed ID: 15769026
    [Abstract] [Full Text] [Related]

  • 16. Preconcentration and determination of Cu(II) in a fresh water sample using modified silica gel as a solid-phase extraction adsorbent.
    Pereira AS, Ferreira G, Caetano L, Martines MA, Padilha PM, Santos A, Castro GR.
    J Hazard Mater; 2010 Mar 15; 175(1-3):399-403. PubMed ID: 19896272
    [Abstract] [Full Text] [Related]

  • 17. Separation, preconcentration and determination of silver ion from water samples using silica gel modified with 2,4,6-trimorpholino-1,3,5-triazin.
    Madrakian T, Afkhami A, Zolfigol MA, Solgi M.
    J Hazard Mater; 2006 Jan 16; 128(1):67-72. PubMed ID: 16125306
    [Abstract] [Full Text] [Related]

  • 18. Octadecyl bonded silica membrane disk modified with Cyanex302 for separation and flame atomic absorption spectrometric determination of nickel from tap water and industrial effluent.
    Karve M, Rajgor RV.
    J Hazard Mater; 2009 Jul 15; 166(1):576-80. PubMed ID: 19124200
    [Abstract] [Full Text] [Related]

  • 19. Solid phase extraction of trace Hg(II) on silica gel modified with 2-(2-oxoethyl)hydrazine carbothioamide and determination by ICP-AES.
    Chai X, Chang X, Hu Z, He Q, Tu Z, Li Z.
    Talanta; 2010 Oct 15; 82(5):1791-6. PubMed ID: 20875578
    [Abstract] [Full Text] [Related]

  • 20. Synthesis of salicylaldehyde-modified mesoporous silica and its application as a new sorbent for separation, preconcentration and determination of uranium by inductively coupled plasma atomic emission spectrometry.
    Jamali MR, Assadi Y, Shemirani F, Hosseini MR, Kozani RR, Masteri-Farahani M, Salavati-Niasari M.
    Anal Chim Acta; 2006 Oct 02; 579(1):68-73. PubMed ID: 17723729
    [Abstract] [Full Text] [Related]

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