1. ALLEN, A.G., MCGONIGLE, A.J.S., CARDOSO, A.A., MACHADO, C.M.D., DAVISON, B., PATERLINI, W.C., ROCHA, G.O., DE ANDRADE, J.B., 2009. Influence of sources and meterology on surface concentrations of gases and aerosols in a coastal industrial complex. Journal of the Brazilian Chemical Society 20, 214-221, 2009.

2. ARAGÃO, N.M., VELOSO, M.C.D., DE ANDRADE, J.B., 2009. Validation of chomatographic methods – an experiment using HPLC and green chemistry in methylxanthines determination.Química Nova 32, 2476-2481.

3. ARAGÃO, N.M., VELOSO, M.C.D., BISPO, M.S., DE ANDRADE, J.B., 2009. The role of acidity and organic modifiers in the methylxanthines determination: a HPLC experiment. Química Nova 32, 2482-2486.

4. BALIZA, P.X., TEIXEIRA, L.S.G., LEMOS, V.A., 2009. A procedure for determination of cobalt in water samples after dispersive liquid-liquid microextraction. Microchemical Journal 93, 220 – 224.

5. BORGES, S.S., ACEVEDO, M.S.M.S.F., KORN, M., 2009. Sistema multicomutado de análise em fluxo para determinação de amônio e monocloramina em águas residuais e produtos de desinfecção. Química Nova 32, 1175-1179.

6. CASTRO, J.T., SANTOS, E.C., SANTOS, W.P.C., COSTA, L.M., KORN, M., NÓBREGA, J.A., KORN, M.G. A., 2009. A critical evaluation of digestion procedures for coffee samples using diluted nitric acid in closed vessels for inductively coupled plasma optical emission spectrometry. Talanta (Oxford) 78, 1378-1382.

7. COSTA, L.M., DOS SANTOS, D.M.B., HATJE, V., NOBREGA, J.A., KORN, M.G.A., 2009. Focused-microwave-assisted acid digestion: evaluation of losses of volatile elements in marine invertebrate samples. Journal of Food Composition and Analysis. 22, 238 – 241.

8. DE ANDRADE J.B. The dream is still alive. Journal of the Brazilian Chemical Society, v. 20, p. IV, 2009.

9. DE ANDRADE J.B., SOUSA, E.T., DE OLIVEIRA, F.S., CARDOSO, A.A., 2009. A semi-continuos analyzer for the fluorimetric determination of atmospheric formaldehyde. Journal of the Brazilian Chemical Society 20, 259-265.

10. DE ANDRADE, J.B., 2009. Good examples of scientific and technological inclusion. Química Nova 32, 1691-1691.

11. DE ANDRADE, J.B., GALEMBECK, F., 2009. Qualis: Quo Vadis?. Química Nova 32, 5.

12. DE AZEVEDO, L.C., REIS, M.M., PEREIRA, G.E., DE ANDRADE, J.B., 2009. A liquid chromatographic method optimization for the assessment of low and high molar mass carbonyl compounds in wines. Journal of Separation Science 32, 3432-3440.

 13. DIAS, F.S., ALVES, L.S., SANTOS, W.N.L., DAVID, J.M., FERREIRA, S.L.C. Determination of manganese in cassava leaves by slurry sampling flame atomic absorption spectrometry. Analytical Letters 42, 2206 – 2213.

 14. DOS SANTOS, W.N.L., BRANDÃO, G.C., PORTUGAL, L.A., DAVID, J.M., FERREIRA, S.L.C., 2009. A photo-oxidation procedure using UV radiation/H2O2 for decomposition of wine samples - Determination of iron and manganese content by flame atomic absorption spectrometry. Spectrochimica Acta, Part B, Atomic Spectroscopy 64, 601-604.

 15. ESCALEIRA, L., SANTELLI, R., OLIVEIRA, E., CARVALHO, M.F.B. BEZERRA, M.A., 2009. Preconcentration procedure for determining trace amounts of Ni, Cd, Pb and Cu in high-salinity waters after cloud-point extraction. International Journal of Environmental Analytical Chemistry 89, 515-527.

 16. FERREIRA, H.S., CERVERA, M.L., DE LA GUARDIA, M., FERREIRA, S.L.C., 2009. Development of a non-chromatographic method for the speciation analysis of inorganic antimony in mushroom samples by hydride generation atomic fluorescence spectrometry. Spectrochimica Acta. Part B, Atomic Spectroscopy 64, 597-600.

 17. FERREIRA, S.L.C., DE JESUS, R.M., MATOS, G.D., DE ANDRADE, J.B., SANTOS, W.N.L., CAVALCANTE, D.D., VALE, M.G.R., DESSUY, M.B., 2009. Multivariate optimization and validation of an analytical method for the determination of cadmium in wines employing ET AAS. Journal of the Brazilian Chemical Society 20, 788-794.

 18. GODOI PEREIRA, M., KORN, M., SANTOS, B.B., RAMOS, M.G., 2009. Vermicompost for tinted organic cationic dyes retention. Water, Air and Soil Pollution 200, 227-235.

 19. GUARIEIRO, L.L.N., DE SOUZA, A.F., TORRES, E.A., DE ANDRADE, J.B., Emission profile of 18 carbonyl compounds, CO, CO2, and NOx emitted by a diesel engine fuelled with diesel and ternary blends containing diesel, ethanol and biodiesel or vegetable oils. Atmospheric Environment 43, 2754-2761.

 20. GUIMARÃES, T.B.F., PEPE, I., DA SILVA, A.F., MANGRICH, A.S., DE ANDRADE, J.B., DA SILVA, L.A., 2009. Optical properties of colloids formed in copper-tin sulfate solution containing rhodamine B. Journal of Alloys and Compounds 481, 654-658.

 21. HATJE, V., COSTA, L.M., KORN, M.G.A., SOUZA, G.C., 2009. Speeding up HCl extractions by employing ultrasound energy to evaluate trace elements bioavailability in sediments. Journal of the Brazilian Chemical Society 20, 846 – 852.

 22. LEMOS, V.A., NOVAES, C.G., BEZERRA, M.A., 2009. An automated preconcentration system for the determination of manganese in food samples. Journal of Food Composition and Analysis 22, 337 – 342.

 23. LEMOS, V.A., NOVAES, G.S., CARVALHO, A.L., GAMA, E.M., SANTOS, A.G., 2009. Determination of copper in biological samples by flame atomic absorption spectrometry after precipitation with Me-BTAP. Environmental Monitoring and Assessment. 148, 245 – 253.

 24. LIMA, L.S., LIMA, M.V.B., DAVID, J.P., GIULIETTI, A.M., DE QUEIRÓZ, L.P., DAVID, J.M., 2009. Megastimanes and ergostane type steroid from leaves Cratylia mollis (Leguminosae). Journal of the Brazilian Chemical Society 20, 1921-1924.

 25. LIMA, M., LÓPEZ, J., DAVID, J.M., SILVA, E., GIULIETTI, A.M., DE QUEIROZ, L., DAVID, J.P., 2009. Acetylcholinesterase activity of alkaloids from the leaves of. Planta Medica 75, 335-33.

 26. DA LUZ LOPES, W., SANTELLI, R.E., OLIVEIRA, E.P., DE CARVALHO, M.F.B., BEZERRA, M. A., 2009. Application of multivariate techniques in the optimization of a procedure for the determination of bioavailable concentrations of Se and As in estuarine sediments by ICP OES using a concomitant metals analyzer as a hydride generator. Talanta (Oxford) 79, 1276-1282.

 27. MACEDO, S.M., DE JESUS, R.M., GARCIA, K.S., HATJE, V., QUEIROZ, A.F.S., FERREIRA, S. L. C., 2009. Determination of total arsenic and arsenic (III) in phosphate fertilizers and phosphate rocks by HG-AAS after multivariate optimization based on Box-Behnken design. Talanta (Oxford) 80, 974-979.

 28. MACHADO, M.C.S., LOYOLA, J., QUITERIO, S.L., ROCHA, G.O., DE ANDRADE, J.B., ARBILLA, G., 2009. Particle- associated polycyclic aromatic hydrocarbons and their dry deposition fluxes from a bus-station  in the Rio de Janeiro metropolitan area, Brazil. Journal of The Brazilian Chemical Society 20, 1565-1573.

 29. MATOS, G.D., DOS REIS, E.B., COSTA, A.C.S., FERREIRA, S.L.C., 2009. Speciation of chromium in river water samples contaminated with leather effluents by flame atomic absorption spectrometry after separation/preconcentration by cloud point extraction. Microchemical Journal 92, 135-139.

 30. MELLO, P.A., DUARTE, F.A., NUNES, M.A.G., ALENCAR, M.S., MOREIRA, E. M., KORN, M., DRESSLER, V.L., FLORES, E.M.M., 2009. Ultrasound-assisted oxidative process for sulfur removal from petroleum product feedstock. ultrasonics sonochemistry 16, 732-736.

 31. MORTE, E.S.B., KORN, M.G.A., LIMA, J.L.F.C., SARAIVA, M.L.M.F.S., PINTO, P.C.A.G., 2009. Sequential injection fluorimetric determination of Sn(IV) in juices of canned fruits. Talanta (Oxford) 79, 1100 – 1103.

 32. NANO, R.M.W., BRUNS, R.E., FERREIRA, S.L.C., BACCAN, N., CADORE, S., 2009. Statistical mixture design development of digestion methods for Oyster tissue using inductively coupled plasma optical emission spectrometry for the determination of metallic ions. Talanta (Oxford) 80, 559-564.

 33. PINHEIRO, A.D., DE ANDRADE, J.B., 2009. Development, validation and application of a SDME/GC-FID methodology for the multiresidue determination of organophosphate and pyrethroid pesticides in water, Talanta 79, 1354-1359.

 34. PINTO, A.C., ZUCCO, C., VIEIRA, P.C., DE ANDRADE, J.B., 2009. Human resources for new scenarios, Química Nova 32, 567-570.

 36. ROCHA, F., TEIXEIRA, L.S.G., NOBREGA, J.A., 2009. Green strategies in trace analysis: a glimpse of simple alternatives for sample pretreatment and analyte determination. Spectroscopy Letters 42, 418-429.

 37. ROCHA, G.O., LOPES, W.A., PEREIRA, P.A.P., VASCONCELHOS, P.C., OLIVEIRA, F.S., CARVALHO, L.S., CONCEIÇÃO, L.S., DE ANDRADE, J.B., 2009. Quantification and source identification of atmospheric particulate polyciclic aromatic hydrocarbons and their dry deposition fluxes at three sites in Salvador basin, Brazil, impacted by mobile and stationary sources. Journal of the Brazilian Chemical Society 20, 680-692.

 38. SANTOS, J.R., SEGUNDO, M.A., LIMA, J.L.F.C., KORN, M., 2009. Multisyringe flow injection analysis system for automation of standard addition calibration method. Microchemical Journal 92, 180-185.

 39. SANTOS, W.P.C., CASTRO, J.T., BEZERRA, M.A., FERNANDES, A.P., FERREIRA, S.L.C., KORN, M.G.A., BEZERRA, M.A., 2009. Application of multivariate optimization in the development of an ultrasound-assisted extraction procedure for multielemental determination in bean seeds samples using ICP OES. Microchemical Journal 91,153-158.

40. SILVA, M.B., BORGES, S.S., PERDIGÃO, S.R.W., REIS, B.F., 2009. Green chemistry – Sensitive analytical procedure for photometric determination of orthophosphate in river and tap water by use of simple LED-based photometer. Spectrometry Letters 42, 356-362.

41.TARLEY, C.R.T., SILVEIRA, G, DOS SANTOS, W.N.L., MATOS, G.D., DA SILVA, E.G.P., BEZERRA, M.A., MIRÓ, M., FERREIRA, S.L.C., 2009. Chemometric tools in electroanalytical chemistry: Methods for optimization based on factorial design and response surface methodology. Microchemical Journal 92, 58-67.

 43. TEIXEIRA, L.S.G., CHAVES, T.J., GUIMARÃES, P.R.B., PONTES, L.A.M., TEIXEIRA, J.S.R., 2009. Indirect determination of chloride and sulfate ions in ethanol fuel by X-ray fluorescence after a precipitation procedure. Analytica Chimica Acta 640, 29-32.

44. TUZEN, M., SOYLAK, M., CITAK, D., FERREIRA, H.S., KORN, M.G.A., BEZERRA, M. A., 2009. A preconcentration system for determination of copper and nickel in water and food samples employing flame atomic absorption spectrometry. Journal of Hazardous Materials 162, 1041-1045.

45. VELOSO, M.C.C., OLIVEIRA, A.S., DE ANDRADE, J.B., SILVA, V.M., SANTOS, G.V., 2009. Bromophenol concentrations in fish from Salvador, BA, Brazil. Anais da Academia Brasileira de Ciências 81, 165-172.

 47. YAMAKI, R.T., VIEIRA, D.R., NOVAES, C.G., DE OLIVEIRA, H.R., LEMOS, V. A., CARVALHO, S., 2009. Aplicação de um corante tiazolilazo como indicador ácido-base e determinação das suas constantes de ionização ácida. Química Nova 32, 1943 – 1946.