Separation and determination of molybdenum by inductively coupled plasma optical emission spectrometry using quercetin immobilization on silica gel

Spectrochimica Acta - Part B Atomic Spectroscopy

Volumn 57, Issue 12, 2002, Pages 2181-2185

  Azeredo, Laerte C ^a   Azeredo, Maria Aparecida A ^a   Castro, Rosane N ^a   Saldanha, Marcelo Francisco C ^b   Perez, Daniel V ^b  

^a FEDERAL RURAL UNIVERSITY OF RIO DE JANEIRO   (Brazil)

^b EMBRAPA CERRADOS   (Brazil)

Author keywords

Benzoinoxime; Complexing agents; Immobilization; Molybdenum; Quercetin

Indexed keywords

CALIBRATION; CHELATION; INDUCTIVELY COUPLED PLASMA; PH EFFECTS; SEPARATION; SILICA GEL; SPECTROMETRY;

COMPLEXING AGENTS;

MOLYBDENUM;

EID: 0037010562     PISSN: 05848547     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0584-8547(02)00162-3     Document Type: Conference Paper

References (20)

1. Atallah R.H., Christian G.D., Nevissi A.E. Speciation of parts-per-billion of metal ions using silica and C18-bonded silica columns and graphite-furnace atomic-absorption spectrometry. Anal. Lett. 24:1991;1483-1488.
2. Clearfield A. Inorganic Ion Exchange Materials. 1982;CRC Press Inc, Florida, Chapter 5.
3. Azeredo L.C., Azeredo M.A.A., Moraes A.R., Anastácio C.D.S., Moreira J.C. Determinação de Cd, Ni e Zn por espectrometria de emissão atômica com plasma indutivamente acoplado, após separação e pré-concentração em coluna contendo p-dimetilaminobenzilidenorodanina adsorvida sobre sílica gel. Quím. Nova. 22:(4):1999;512-515.
4. Souza M.F.B., Dallan E.J., Bertazzoli R. Obtenção de um material adsorvente para íons de metais pesados, através da eletropolimerização de 2-mercaptobenzimidazol à superfície de carbono vítreo reticulado. Quím. Nova. 23:(3):2000;326-330.
5. Zaporozhets O.A., Ivan'ko L.S., Sukhan V.V. Interaction between thallium (III) bromide and dicyclohexane-18-crown-6 immobilized on silica. J. Anal. Chem. 55:(2):2000;130-134.
6. Wilson N.G., Mc Creedy T., Greenway G.M. In situ immobilization of glucose oxidase on a novel microporous silica support. Analyst. 125:(2):2000;237-239.
7. Mody H.M., Mody K.H., Mairn O.P., Jasra R.V. Immobilization of alpha-amylase on porous silica. Inorg. Bio-Inorg. Phys. Theor. Anal. Chem. 38:(11):1999;1200-1202.
8. Trevisan H.C., Mei L.H.I., Zanin G.M. Preparation of silica with controlled pore sizes of enzyme immobilization. Braz. J. Chem. Eng. 17:(1):2000;71-77.
9. Cardias H.C.T., Grininger C.C., Trevisan H.C., Guisan J.M., Giordano R.L.C. Influence of activation on the multipoint immobilization of penicillin G acylase on macroporous silica. Braz. J. Chem. Eng. 16:(2):1999;141-148.
10. Hollman P.C.H., van Trijp J.M.P., Mengelers M.J.P., de Vries J.H.M., Katan M.B. Bioavailability of the dietary antioxidant flavonol quercetin in man. Cancer Lett. 114:1997;139-140.
11. Busse W.W., Kopp D.E., Middleton E.J. Flavonoid modulation of human neutrophil function. J. Alle. Clin. Immunol. 73:1984;801-809.
12. Bennet J.P., Gomperts B.D., Wollenwed E. Inhibitory effects of natural flavonoids on secretion of mast-cells and neutrophils. Arznium Forsch. Drug Res. 31:1981;433-437.
13. Bors W., Heller W., Michel C. Flavonoids as antioxidants: determination of radical-scavenging efficiencies. Methods Enzymol. 186:1990;343-355.
14. Scambia G., Ranelletti F.O., Panici P.B., Piantelli M., Bonanno G., De Vincenzo R., Ferrandina G., Rumi C., Larocca L.M., Mancuso S. Br. J. Cancer. 62:(6):1990;942-946.
15. Yanagihara K., Ito A., Toge T., Numoto M. Antiproliferative effects of isoflavone on human cancer cell lines established from the gastrointestinal tract. Cancer Res. 53:1993;5815-5821.
16. Fries J., Getrost H. Organic Reagents for Trace Analysis. 1977;E. Merck, Darmstadt. p. 257.
17. Pais I., Jones J.B. The Handbook of Trace Elements. 1997;CRC, Boca Raton. 223 pp.
18. Hill J.M. Silica gel as an insoluble carrier for the preparation of selective chromatographic adsorbents. The preparation of 8-hydroxyquinoline substituted silica gel for the chelation chromatography of some trace metals. Chromatography. 76:1973;455-457.
19. Vogel A.I. Química Orgânica. Análise Orgânica Qualitativa. 1971;Ao Livro Técnico, Rio de Janeiro. p. 150.
20. Vaz J.M., de L.R., Pitombo M. Imobilização de 8-hidroxiquinolina em silica gel. Melhorias na tradicional rota de diazotação. Quím. Nova. 22:(3):1999;345-350.