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28篇 您的检索式：作者名="Valfredo"

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	题名	作者	年代	出处	被引量
1	Multi-element determination of Cu, Fe, Ni and Zn content in vegetable oils samples by high-resolution continuum source atomic absorption spectrometry and microemulsion sample preparation显示文摘	Luana S. Nunes José T.P. Barbosa Andréa P. Fernandes Valfredo A. Lemos Walter N.L. dos Santos Maria Gra?as A. Korn Leonardo S.G. Teixeira	2011	Food Chemistry2011，，2：	4
2	Adsorption and desorption of Cu(II), Cd(II) and Pb(II) ions using chitosan crosslinked with epichlorohydrin-triphosphate as the adsorbent显示文摘	Rogério Laus Thiago G. Costa Bruno Szpoganicz Valfredo T. Fávere	2010	Journal of Hazardous Materials2010，，1：	2
3	Kinetics and equilibrium adsorption of Cu (Ⅱ), Cd ( Ⅱ), and Ni ( Ⅱ ) ions by chitosan functional- ized with 2 -d-methyl- 6-formylphenol显示文摘	Karin Cristiane Justi Valfredo T Fdvere Mauro C M Laranjeira	2005	Journal of Colloid and Interface Sci- ence2005，291，2：	1
4	显示文摘	Furlan L De FBvere Valfredo T Laranjeira M C M	1996	J Polymer1996，37，5：	1
5	Reduction of acidity and removal of metal ions from coal mining effluents using chitosan microspheres显示文摘	Rogério Laus Reginaldo Geremias Helder L. Vasconcelos Mauro C.M. Laranjeira Valfredo T. Fávere	2007	Journal of Hazardous Materials2007，，2：	1
6	Competitive adsorption of Cu(Ⅱ) and Cd(Ⅱ) ions by ehitosan crosslinked with epichlorohydrin-triphosphate显示文摘	Laus R Valfredo T	2011	Bioresouree Technology2011，102，19：	1
7	Adsorption and desorption of Cu(II), Cd(II) and Pb(II) ions using chitosan crosslinked with epichlorohydrin-triphosphate as the adsorbent显示文摘	Rogério Laus Thiago G. Costa Bruno Szpoganicz Valfredo T. Fávere	2010	Journal of Hazardous Materials2010，，1：	1
8	An on-line system for preconcentration and determination of lead in wine samples by FAAS显示文摘	VALFREDO A Lemos Miguel de la Guardia Sergio L C Ferreira A	2002	Talanta2002，58，：	1
9	Development of a cloudpoint extraction method for copper and nickel determination in food samples显示文摘	Valfredo Azevedo Lemos	2008	Journal of Hazardous Materials2008，159，：	1
10	Development of a new sequential injection in-line cloud point extraction system for flame atomic absorption spectrometric determination of manganese in food samples显示文摘	Valfredo Azevedo Lemos	2008	Talanta2008，77，：	1
11	Preparation and characterization of quaternary chitosan salt adsorption equilibrium of hromium ion显示文摘	SPINELLI Viviane A LARANJEIRA Mauro C M FAVERE Valfredo T	2004	Reactive & Functional Polymers2004，61，：	1
12	Adsorption and desorption of Cu(II), Cd(II) and Pb(II) ions using chitosan crosslinked with epichlorohydrin-triphosphate as the adsorbent显示文摘	Rogério Laus Thiago G. Costa Bruno Szpoganicz Valfredo T. Fávere	2010	Journal of Hazardous Materials2010，，1：	1
13	Development of a cloud-point extraction method for copper and nickel determination in food samples显示文摘	Lemos Valfredo Azevedo Santos Moacy Selis David Graciete Teixeira	2008	Journal of Hazardous Materials2008，159，1：	1
14	Preparation and characterization of quaternary chitosan salt adsorption equilibrium of hromiumion显示文摘	VIVIANE Al Spinelli MAURO Clml Laranjeira VALFREDO T Favere	2004	Reactive & Functional Polymers2004，61，：	1
15	A Procedure for Determination of Cobalt in Water Samples after Dispersive Liquid-liquid Microextraction显示文摘	Patricia X B Leonardo S G T Valfredo A L	2009	MicrochemJ2009，93，2：	1
16	Thiazolylazo dyes and their application in analytical methods显示文摘	Valfredo Azevedo Lemos Elenir Souza Santos Moacy Selis Santos Regina Terumi Yamaki	2007	Microchimica Acta (-)2007，，3：	1
17	Development of a cloud-point extraction method for copper and nickel determination in food samples显示文摘	Valfredo A L Moacy S S Graciete T D	2008	J Hazard Mater2008，159，2：	1
18	Amberlite XAD-2 functionalized with 2-aminothiophenol as a new sorbent for on-line preconcentration of cadmium and copper 显示文摘	Valfredo A L Patri'cia X B	2005	Talanta2005，67，：	1
19	Adsorption of calcium ions by graft copolymer of acrylic acid on biopolymer chitin 显示文摘	LIGIA F VALFREDO T FBVERE D E MAURO C M L	1996	Polymer1996，37，：	1
20	Determination of cobalt and manganese in food seasonings by flame atomic absorption spectrometry after preconcentration with 2-hydroxyacetophenone-functionalized polyurethane foam显示文摘	Valfredo Azevedo Lemos Luana Novaes Santos Marcos Almeida Bezerra	2010	Jour- nal of food composition and analysis2010，23，3：	1

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