Boaventura F. Reis

Papers authored by Boaventura F. Reis

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2003 Eva Ródenas-Torralba, José Sancenón-Buleo, Miguel de la Guardia, Boaventura F. Reis

, Angel Morales-Rubio

Multicommutation cold vapour atomic fluorescence determination of Hg in water

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Ana Paula Packer, Ana Paula, Ana Paula G. Gervasio, Carlos E. S. Miranda, Boaventura F. Reis

, Amauri A. Menegário, Maria F. Giné

On-line electrolytic dissolution for lead determination in high-purity copper by isotope dilution inductively coupled plasma mass spectrometry

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Cherrine K. Pires, Patrícia B. Martelli, Boaventura F. Reis

, José L. F. C. Lima, M. Lúcia M. F. S. Saraiva

An Automatic Flow Procedure for the Determination of 3-Hydroxybutyrate in Animal Serum and Plasma

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Ana Lucia D. Comitre, Boaventura F. Reis

Liquid–liquid extraction procedure exploiting multicommutation in flow system for the determination of molybdenum in plants

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Emília M. G. Santos, Cristina M. C. M. Couto, M. Conceição B. S. M. Montenegro, M. Graça P. M. S. Neves, Susana L. H. Rebelo

, J. A. S. Cavaleiro

, Boaventura F. Reis

Ion-selective electrodes based on metalloporphyrins for gibberellic acid determination in agricultural products

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Cherrine K. Pires, Boaventura F. Reis

, Cristiane X. Galhardo, Patrícia B. Martelli

A Multicommuted Flow Procedure for the Determination of Cholesterol in Animal Blood Serum by Chemiluminescence

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Orlando Fatibello Filho, Fábio R. P. Rocha, Boaventura F. Reis

A multicommuted flow system for sequential spectrophotometric determination of hydrosoluble vitamins in pharmaceutical preparations

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Ridvan N. Fernandes, Boaventura F. Reis

, Luís Fernando P. Campos

Automatic flow system for simultaneous determination of iron and chromium in steel alloys employing photometers based on LEDs as radiation source

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Cherrine K. Pires, Patrícia B. Martelli, Boaventura F. Reis

, José L. F. C. Lima, Maria Lúcia M. F. S. Saraiva

Multicommuted flow system for the determination of glucose in animal blood serum exploiting enzymatic reaction and chemiluminescence detection

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2002 R. N. Fernandes, B. F. Reis

Flow system exploiting multicommutation to increase sample residence time for improved sensitivity. Simultaneous determination of ammonium and ortho-phosphate in natural water

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José L. F. C. Lima, João A. V. Prior, Boaventura F. Reis

, João L. M. Santos, Elias A. G. Zagatto

Automated spectrophotometric determination of clomipramine on a multicommutated flow system

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Fábio R. P. Rocha, Boaventura F. Reis

, Elias A. G. Zagatto, José L. F. C. Lima, Rui A. S. Lapa, João L. M. Santos

Multicommutation in flow analysis: Concepts, applications and trends

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Rui A. S. Lapa, José L. F. C. Lima, Boaventura F. Reis

, João L. M. Santos, Elias A. G. Zagatto

Multi-pumping in flow analysis: Concepts, instrumentation, potentialities

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Ana Paula S. Paim, Cristina M. N. V. Almeida, Boaventura F. Reis

, Rui A. S. Lapa, Elias A. G. Zagatto, José L. F. Costa Lima

Automatic potentiometric flow titration procedure for ascorbic acid determination in pharmaceutical formulations

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Carlos E. S. Miranda, Boaventura F. Reis

, Nivaldo Baccan, Ana Paula Packer, Maria Fernanda Giné

Automated flow analysis system based on multicommutation for Cd, Ni and Pb on-line pre-concentration in a cationic exchange resin with determination by inductively coupled plasma atomic emission spectrometry

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Ana Paula G. Gervasio, Eduardo P. Borges, Elias A. G. Zagatto, Boaventura F. Reis

, Rui A. S. Lapa, José L. F. C. Lima

Potentiometric Flow Injection Determination of Glycerol in Distilled Spirits

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M. D. S. Silva Pereira, B. F. Dos Reis

Spectrophotometric aluminium determination in high salts concentrations solution used in hemodyalisis emploing preconcentration in flow injection,Determinação espectrofotométrica de alumínio em concentrados salinos utilizados em hemodiálise empregando pré-concentração em fluxo

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Luca Gilmara Caseri De, Gilmara Caseri de Luca, Reis Boaventura Freire Dos, Boaventura Freire dos Reis

Espectrofotometria de proteínas totais em plasma de sangue bovino por análise em fluxo

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Boaventura F. Reis

, Eva R�denas-Torralba, Jos� Sancen�n-Buleo, Angel Morales-Rubio, Miguel de la Guardia

Improvement of the atomic fluorescence determination of mercury by using multicommutation

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Cristiane A. Tumang, Ana Paula S. Paim, Boaventura F. Reis

Automatic flow system titration based on multicommutation for spectrophotometric determination of total acidity in silage extracts

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Papers authored by Boaventura F. Reis