Departamento de Química Analítica

Resumos publicados em anais de congressos internacionais

1. N.Baccan e N.M.M.Coelho, ``Trace determination of seleniun in urine by hydride operation atomic absorption spectrometry using on-line preconcentration loiter a chelating resin in a flow injection system'', 8a International Conference on Flow Injection Analysis, Estados Unidos , s/n, 46, (1997).
2. S.H.Pezzin, C.H.Collins, C.Archundia e K.E.Collins, ``Speciation of the products from the reaction of 51-Cr(VI) with perchloric and trifluoromethanesulphonic acids'', Fourth Intern. Conf. on Methods and Appl. of Radioan. Chemistry, Estados Unidos , s/n, 68-97, (1997).
3. C.Pasquini, R.J.Poppi, R.Guchardi e P.A.Costa Filho, ``Determination of ethanol and methyl tert-butil ether (MTBE) in gasoline by NIR-AOTF based spectroscopy and multiple linear regression with variables selected by genetic algorithm'', 8o International Conference on Near-Infrared Spectroscopy, Alemanha , P, 2, (1997).
4. C.A.de Abreu, M.F.de Abreu, B.V.Raij e J.C.de Andrade, ``Correlation coefficients in comparing methods for the determination of micronutrients in soils'', 5th. International Symposium on Soil and Plant Analysis, Estados Unidos , (1997).
5. A.R.Coscione, J.C.de Andrade e B.V.Raij, ``Revisiting titration for the determination of exchangeable acidity and exchangeable aluminum in soils'', 5th. International Symposium on Soil and Plant Analysis, Estados Unidos , (1997).
6. N.Baccan, C.E.S.Miranda, B.F.Reis, M.F.Giné, A.P.Packer e A.P.Gervásio, ``Multicomutation flow system with on line preconcentration of Cd, Ni and Pb determination by ICP-AES'', Flow Analysis VII, Brasil , s/n, 197, (1997).
7. M.A.Z.Arruda, E.R.Pereira Filho e J.J.R.Rohwedder, ``On-line microwave slurry sample digestion by using a flow injection system: Spectrophotometria determination of iron in seafood'', VII International Conference on Flow Analysis, Brasil , 172-173, (1997).
8. L.Rover Jr, C.A.B.Garcia, G.de Oliveira Neto, F.Galembeck e L.T.Kubota, ``Acetylsalicylic acid determination in pharmaceutical samples by FIA-potentiometric using tubular electrode with EVA-membrane'', VII International Flow Analysis Meeting, Brasil , (1997).
9. J.C.B.Fernandes, G.de Oliveira Neto e L.T.Kubota, ``Use of column with modified silica for interfering in a FIA spectrophotometric method for direct determination of L-ascorbic acid in medicine'', VII Internantional Flow Analysis Meeting, Brasil , (1997).
10. D.Peres, K.G.Ferraciolli, L.T.Kubota e M.A.Z.Arruda, ``Preliminary study of catechol determination in flow injection system using carbon fiber electrode'', VII International Flow Analysis Meeting, Brasil , (1997).
11. C.G.Zampronio, R.J.Poppi e J.J.R.Rohwedder, ``Multivariate calibration using neural network for determination of acid mixture in flow injection potentiometric titration'', 7th International Conference on Flow Analysis, Brasil , 107, (1997).
12. E.L.dos Reis, R.J.Poppi, J.J.R.Rohwedder e C.Pasquini, ``Multielement determination in voltametry using flow injection generated reagent gradient and multi-way PLS'', 7th International Conference on Flow Analysis, Brasil , 115, (1997).
13. P.A.da Costa Filho, E.O.Cerqueira e R.J.Poppi, ``Genetic algorithm for simultaneous selection of variables in generalized rank annihilation method applied to flow analysis'', 7th International Conference on Flow Analysis, Brasil , 185, (1997).
14. M.C.H.da Silva, J.J.R.Rohwedder e C.Pasquini, ``Determination of low concentration of carbon dioxide in gaseous samples by monosegmented flow system and conductimetric detection'', VII International Conference on Flow Analysis, Brasil , PII5, 234, (1997).
15. E.L.Reis, R.J.Poppi, J.J.R.Rohwedder e C.Pasquini, ``Multielement determination in voltammetry using flow injection generated reagent gradient and multiway PLS'', VII International Conference on Flow Analysis, Brasil , 21, 115, (1997).
16. M.A.Z.Arruda, D.Peres, K.G.Ferracioli e L.T.Kubota, ``Preliminary study of catechol determination in flow injection system using carbon fiber electrode'', VII International Conference on Flow Analysis, Brasil , 91-92, (1997).
17. M.I.M.S.Bueno, I.B.S.Cunha, M.C.Marcucci, M.Marassi e A.N.Santos, ``Propolis analysis by X-rays fluorescence to detect contamination by lead'', XXXVTH International Apicultural Congress-The Centenary Congress, Belgica , 108, (1997).
18. C.Pasquini, R.J.Poppi, P.A.da Costa Filho e R.Guchardi, ``Determination of ethanol and MTBE in gasoline by NIRAOTF based spectroscopy and multiple linear regression with variables selected by genetic algorithm'', 8th Internation Conference on Near-Infrared Spectroscopy, Alemanha , (1997).
19. J.C.de Andrade e R.Custodio, ``ChemKeys: a site for reference texts on chemical education and related subjects'', 2nd. International Conference on Industry-Education Co-operation, Brasil , (1997).