-
Physical Sciences
Energy Engineering and Power Technology
-
Physical Sciences
Biomedical Engineering
-
Life Sciences
Agricultural and Biological Sciences (miscellaneous)
-
Physical Sciences
Energy Engineering and Power Technology
-
Physical Sciences
Atomic and Molecular Physics, and Optics
-
Life Sciences
Food Science
-
Physical Sciences
Materials Science (miscellaneous)
-
Life Sciences
Food Science
-
Life Sciences
Food Science
-
Physical Sciences
Energy Engineering and Power Technology
-
Physical Sciences
Materials Science (miscellaneous)
-
Physical Sciences
Computer Science Applications
-
Physical Sciences
Materials Science (miscellaneous)
-
Physical Sciences
Energy Engineering and Power Technology
-
Physical Sciences
Energy Engineering and Power Technology
-
Life Sciences
Physiology
-
Health Sciences
Genetics (clinical)
-
Life Sciences
Clinical Biochemistry
-
Life Sciences
Food Science
-
Physical Sciences
Electrical and Electronic Engineering
-
Life Sciences
Physiology
-
Physical Sciences
Biomedical Engineering
-
Physical Sciences
Materials Science (miscellaneous)
-
Physical Sciences
Environmental Science (miscellaneous)
-
Physical Sciences
Materials Science (miscellaneous)
-
Physical Sciences
Biomedical Engineering
-
Physical Sciences
Materials Science (miscellaneous)
-
Physical Sciences
Energy Engineering and Power Technology
-
Health Sciences
Nutrition and Dietetics
-
Physical Sciences
Atomic and Molecular Physics, and Optics
-
Health Sciences
Nutrition and Dietetics
Carla Cripa CRISPINO; Boaventura Freire Dos REIS.
2013.
Development of a multicommuted flow analysis procedure for photometric determination of total n-ureide in soybean tissues.
Journal of the brazilian chemical society (impresso).
24,
541-549.
-
Physical Sciences
Energy Engineering and Power Technology
-
Physical Sciences
Chemistry (miscellaneous)
-
Physical Sciences
Computer Science Applications
-
Physical Sciences
Materials Science (miscellaneous)
-
Physical Sciences
Energy Engineering and Power Technology
-
Life Sciences
Clinical Biochemistry
Freitas Sueny K B; Da Silva Valdinete LINS; Araujo Alberto N; Montenegro Maria Conceicao B S M; Boaventura Freire Dos REIS et al.
2011.
A multicommuted flow analysis method for the photometric determination of amoxicillin in pharmaceutical formulations using a diazo coupling reaction.
Journal of the brazilian chemical society (impresso).
22,
279-285.
-
Life Sciences
Physiology
Néstor ZÁRATE; Ricardo Pérez OLMOS; Boaventura Freire Dos REIS.
2011.
Turbidimetric determination of sulfate in rainwater employing a led based photometer and multicommuted flow analysis system with in-line preconcentration.
Journal of the brazilian chemical society (impresso).
22,
1009-1014.
-
Physical Sciences
Computer Science Applications
-
Physical Sciences
Energy Engineering and Power Technology
-
Physical Sciences
Chemistry (miscellaneous)
-
Physical Sciences
Computer Science Applications
Milton Batista Da SILVA; Carla Cripa CRISPINO; Boaventura Freire Dos REIS.
2010.
Automatic photometric titration procedure based on multicommutation and flow-batch approaches employing a photometer based on twin leds.
Journal of the brazilian chemical society (impresso).
21,
1854/10-.
-
Physical Sciences
Materials Science (miscellaneous)
Ridvan Nunes FERNANDES; Boaventura Freire Dos REIS; Morales Rubio A; Miguel De La GUARDIA.
2009.
Multi-pumping mechanised determination of selenium in natural waters by light emitting diode (led) spectrometry.
Journal of the brazilian chemical society (impresso).
20,
1242-1248.
-
Physical Sciences
Energy Engineering and Power Technology
-
Physical Sciences
Physics and Astronomy (miscellaneous)
-
Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Boaventura Freire Dos REIS.
2008.
A glimpse of recent developments in brazilian analytical chemistry.
Analytical letters.
41,
1494-1546.
-
Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Metchert Wanessa ROBERTO; F R P ROCHA; Ivo Milton Raimundo JR; Boaventura Freire Dos REIS.
2008.
Construction of a long-pathlength flow cell for spectrophotometric measurements.
Química nova (impresso).
31,
427-429.
-
Physical Sciences
Biomedical Engineering
Sivanildo Da Silva BORGES; Boaventura Freire Dos REIS.
2007.
An automatic falling drop system based on multicommutation process for photometric chlorine determination in bleach.
Analytica chimica acta.
600,
66-71.
-
Life Sciences
Physiology
E RODENASTORRALBA; A Morales RUBIO; Andre F LAVORANTE; Boaventura Freire Dos REIS; Miguel De La GUARDIA.
2007.
Micropumping multicommutation turbidimetric analysis of waters.
Talanta (oxford).
73,
742-747.
-
Physical Sciences
Materials Science (miscellaneous)
Cherrin Kelse PIRES; A Morales RUBIO; Miguel De La GUARDIA; José Luís Fontes Da Costa LIMA; Elias A G ZAGATTO et al.
2007.
A chemiluminescence flow-based procedure for determination of carbaryl in natural waters exploiting multicommutation and enzymatic reaction.
Journal of the brazilian chemical society.
18,
519-525.
-
Physical Sciences
Computer Science Applications
-
Physical Sciences
Energy Engineering and Power Technology
Andre F LAVORANTE; A Morales RUBIO; Miguel De La GUARDIA; Boaventura Freire Dos REIS.
2007.
A multicommuted stop-flow system employing leds-based photometer for the sequential determination of anionic and cationic surfactants in water.
Analytica chimica acta.
600,
58-65.
-
Physical Sciences
Materials Science (miscellaneous)
Cherrin Kelse PIRES; Boaventura Freire Dos REIS; A Morales RUBIO; De La Guardia M.
2007.
Speciation of chromium in natural waters by micropumping multicommutated light emitting diode photometry.
Talanta (oxford).
72,
1370-1377.
-
Physical Sciences
Biomedical Engineering
Andre F LAVORANTE; Salvador GARRIGUES; Boaventura Freire Dos REIS; A Morales RUBIO; De La Guardia M.
2007.
Monitoring of the smoking process by multicommutation fourier transform infrared spectroscopy.
Analytica chimica acta.
593,
39-45.
-
Physical Sciences
Materials Science (miscellaneous)
Sivanildo Da Silva BORGES; Boaventura Freire Dos REIS.
2007.
Automatic flow analysis procedure for the determination of bromide in l-alanine by chemiluminescence detection.
Journal of the brazilian chemical society (impresso).
18,
1336-1341.
-
Physical Sciences
Biomedical Engineering
Elizabeth Nunes FERNANDES; Boaventura Freire Dos REIS.
2006.
Automatic spectrophotometric procedure for the determination of tartaric acid in wine employing multicommutation flow analysis process.
Analytica chimica acta.
557,
(1-2)
380-386.
-
Physical Sciences
Chemistry (miscellaneous)
Boaventura Freire Dos REIS; Jonas A VIEIRA; Ivo M RAIMUNDO; Jarbas J R ROHWENDDER.
2006.
A versatile set up for implementing different flow analysis approaches - spectrophotometri determination of nickel in steel alloys.
Microchemical journal.
Holanda.
82,
(1)
56-60.
-
Physical Sciences
Energy Engineering and Power Technology
Boaventura Freire Dos REIS; Sivanildo Da Silva BORGES; Rejane Mara FRIZZARIN.
2006.
An automatic flow injection analysis procedure for photometric determination of ethanol in red wine without using a chromogenic reagent.
Analytical and bioanalytical chemistry.
Brasil.
385,
(1)
197-202.
-
Life Sciences
Physiology
Andre F LAVORANTE; Mario Almir FERES; Boaventura Freire Dos REIS.
2006.
Multi-commutation in flow analysis: a versatile tool for the development of the automatic analytical procedure focused on the reduction of reagent consumption.
Spectroscopy letters.
39,
631-650.
-
Life Sciences
Physiology
Andre F LAVORANTE; Cherrine K PIRES; Boaventura Freire Dos REIS.
2006.
Multicommuted flow system employing pinch solenoid valves and micro-pumps - spectrophotometric determination of paracetamol in pharmaceutical formulations.
Journal of pharmaceutical and biomedical analysis.
42,
423-429.
-
Physical Sciences
Computer Science Applications
E Rodenas TORRALBA; Fábio Rodrigo Piovenazi ROCHA; Boaventura Freire Dos REIS; A Morales RUBIO; De La Guardia M.
2006.
Evaluation of a multicommuted flow system for photometric environmental measurements.
Journal of automated methods & management in chemistry.
20384,
1-9.
-
Physical Sciences
Materials Science (miscellaneous)
Andre F LAVORANTE; Cherrine K PIRES; A Morales RUBIO; Miguel De La GUARDIA; Boaventura Freire Dos REIS.
2006.
A spectrophotometric flow procedure for the determination of cationic surfactants in natural waters using a solenoid micro-pump for fluid propulsion.
International journal of environmental analytical chemistry.
86,
723-732.
-
Physical Sciences
Energy Engineering and Power Technology
Ana Paula C PARCKER; Ana Claudia S BELLATO; Maria Emília MATTIAZZO; Boaventura Freire Dos REIS.
2006.
On-line preconcentration with mono-segmented elution for cd; cu; ni; and zn determination in soil samples by inductively coupled plasma optical emission spectrometry.
Atomic spectroscopy.
27,
193-199.
-
Physical Sciences
Environmental Science (miscellaneous)
Eduardo P BORGES; Andre F LAVORANTE; Boaventura Freire Dos REIS.
2005.
Determination of bromide ions in seawater using flow system with chemiluminescence detection.
Analytica chimica acta.
Holanda.
528,
115-119.
-
Physical Sciences
Materials Science (miscellaneous)
Ana Lucia D COMITRE; Boaventura Freire Dos REIS.
2005.
Automatic flow procedure based on multicommutation exploiting liquid-liquid extraction for spectrophotometric lead determination in plant material.
Talanta (oxford).
Holanda.
65,
846-852.
-
Life Sciences
Physiology
Andre F LAVORANTE; Angel Morales RUBIO; Miguel De La GUARDIA; Boaventura Freire Dos REIS.
2005.
Micro-pumping flow system for spectrophotometric determination of anionic surfactant in water.
Analytical and bioanalytical chemistry.
Alemanha.
381,
1305-1309.
-
Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Boaventura Freire Dos REIS; Cherrine Kelce PIRES.
2005.
Imobilização de enzima a partir de kit: determinação de parâmetros metabólicos em sangue animal empregando multicomutação em fluxo.
Química nova.
Brasil.
28,
(3)
414-420.
-
Physical Sciences
Materials Science (miscellaneous)
Boaventura Freire Dos REIS; Eva Rodenas TORRALBA; Angel Morales RUBIO; Miguel De La GUARDIA.
2005.
An environmentally friendly multicommutated alternative to the reference method for anionic surfactant determination in water.
Talanta (oxford).
Holanda.
66,
(3)
591-599.
-
Physical Sciences
General Physics and Astronomy
Boaventura Freire Dos REIS; Mario Almir FERES.
2005.
A downsized flow set up based on multicommutation for the sequential photometric determination of iron(ii)/iron(iii) and nitrate/nitrite in surface water.
Talanta (oxford).
Holanda.
68,
(2)
422-428.
-
Life Sciences
Physiology
Boaventura Freire Dos REIS; F R P ROCHA; E RODENASTORRALBA; A Morales RUBIO; Guardia M De LA.
2005.
A portable and low cost equipament for flow injection chemiluminescence measurements.
Talanta (oxford).
Holanda.
67,
(4)
673-677.
-
Life Sciences
Food Science
Boaventura Freire Dos REIS; Eloiza A M KRONKA; Ana Paula S PAIN; Cristiane A TUMANG; R LATANZE.
2005.
Multicommutated flow system for spectrophotometric l(+) lactate determination in alcoholic fermented sugar cane juice using enzymatic reaction.
Journal of the brazilian chemical society.
Brasil.
16,
(1)
46-49.
-
Life Sciences
Food Science
Marisa SMIRDELE; Maria Cristina TOMAZZIINI; Boaventura Freire Dos REIS.
2004.
Desenvolvimento de um micro-aquecedor para sistemas de análise química em fluxo.determinação espectrofotométrica de manganês em plantas.
Química nova.
Brasil.
27,
(1)
50-54.
-
Life Sciences
Physiology
Gilmara Caseri De LUCA; Boaventura Freire Dos REIS.
2004.
Simultaneous photometric determination of albumin and total protein in animal blood plasma employing a multicommutated flow system to carried out on line dilution and reagents solutions handling.
Spectrochimica acta. part a; molecular spectroscopy.
60,
(3)
579-583.
-
Physical Sciences
Physics and Astronomy (miscellaneous)
Fábio Rodrigo Piovezani ROCHA; Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS.
2004.
Simultaneous in-line concentration for spectrophotometric determination of cation and anions.
Journal of the brazilian chemical society.
Brasil.
15,
(1)
38-42.
-
Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Boaventura Freire Dos REIS; Emilia Mg SANTOS; Cristina M C M COUTO; Alberto N ARAUJO; M Conceição B S M MONTENEGRO.
2004.
Determination of gibberellic acid by sequential injection analysis using a potentiometric detector basead on mn(iii)-porphyrin with improved characteristics.
Journal brazilian chemistry society.
Brasil.
15,
(5)
701-707.
-
Physical Sciences
Biomedical Engineering
Boaventura Freire Dos REIS; Jose L F C LIMA; João A V PRIOR; João L M SANTOS; Elias A G ZAGATTO.
2004.
Automated spectrophotometric determination of clomipramine on a multicommutated flow system.
Analytica chimica acta.
Holanda.
467,
75-81.
-
Physical Sciences
Chemistry (miscellaneous)
Boaventura Freire Dos REIS; Josep Francesc Ventura GAYETE; Salvador GARRIGUES; Angel Morales RUBIO; Miguel De La GUARDIA.
2004.
Multicommutation atr-ftir: determination of sodium alpha-olefin sulfonate in detergent formulations.
Microchemical journal.
Holanda.
78,
47-54.
-
Physical Sciences
Materials Science (miscellaneous)
Boaventura Freire Dos REIS; Moisés KNOCHEN; Gustavo PIGNALOSA; N CABRERA; J GIGLIO.
2004.
A multicommuted flow system for the determination of copper; chromium; iron and lead in lubricating oils with detection by flame aas.
Talanta (oxford).
Holanda.
64,
(5)
1220-1225.
-
Life Sciences
Biochemistry
Boaventura Freire Dos REIS; Elizabeth Nunes FERNANDES; De Campos Moura MN; Lima JLFC.
2004.
Automatic flow procedure for the determination of glycerol in wine using enzymatic reaction and spectrophotometry.
Microchemical journal.
Brasil.
77,
(2)
107-112.
-
Life Sciences
Food Science
Boaventura Freire Dos REIS; Elizabeth Nunes FERNANDES.
2004.
Automatic flow procedure for the determination of ethanol in wine exploiting multicommutation and enzymatic reaction with detection by chemiluminescence.
Journal of aoac international.
Estados Unidos.
87,
(4)
920-296.
-
Physical Sciences
Materials Science (miscellaneous)
Boaventura Freire Dos REIS; Ana Paula Silveira PAIM; V A VITORELLO.
2004.
Automatic fluorimetric procedure for the determination of aluminium in plant nutrient solution and natural water employing a multicommutated flow system.
Microchimica acta (online).
Austria.
146,
(3-4)
291-296.
-
Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Cherrine Kelce PIRES; Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS; J L F C LIMA; Maria Lúcia M F S SARAIVA.
2003.
An automatic flow procedure for the determination of 3-hydroxybutyrate in animal serum and plasma.
Journal of agricultural and food chemistry.
Estados Unidos.
51,
(9)
2457-2460.
-
Physical Sciences
Chemistry (miscellaneous)
Boaventura Freire Dos REIS; Eva Rodenas TORRALBA; José Sancenón BULEO; Angel Morales RUBIO; Miguel De La GUARDIA.
2003.
Multicommutation cold vapour atomic fluorescence determination of hg in water.
Talanta (oxford).
Holanda.
60,
(4)
809-819.
-
Physical Sciences
Materials Science (miscellaneous)
Ana Paula PACKER; Ana Paula G GERVASIO; Carlos E S MIRANDA; Boaventura Freire Dos REIS; Amauri A MENEGÁRIO et al.
2003.
On-line electrolytic dissolution for lead determination in high-purity copper by isotope dilution inductively coupled plasma mass spectrometry.
Analytica chimica acta.
Holanda.
485,
(2)
145-153.
-
Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Cherrine Kelce PIRES; Boaventura Freire Dos REIS; Cristiane Xavier GALHARDO; Patrícia Benedini MARTELLI.
2003.
A multicommuted flow procedure for determination of cholesterol in animal blood serum by chemiluminescence.
Analytical letters.
Estados Unidos.
36,
(14)
3011-3024.
-
Health Sciences
Nutrition and Dietetics
Fábio Rodrigo Piovezani ROCHA; Boaventura Freire Dos REIS; Orlando Fatibello FILHO.
2003.
A multicommuted flow system for sequential spectrophotometric determination of hydrosoluble vitamins in phamaceutical preparations.
Talanta (oxford).
Holanda.
59,
191-200.
-
Life Sciences
Food Science
Boaventura Freire Dos REIS; Ana Lúcia Dizeró COMITRE.
2003.
Liquid-liquid extraction procedure exploiting multicommutation in flow system for the determination of molybdenum in plants.
Analytica chimica acta.
Holanda.
479,
185-190.
-
Health Sciences
Nutrition and Dietetics
Jonas Alves VIEIRA; Ivo Milton Raimundo JR; Boaventura Freire Dos REIS; Maria Conceição M B S MONTENEGRO; Alberto N ARAÚJO.
2003.
Monosegemented flow potenciometric titration for the determination of chloride in milk and wine.
Journal of the brazilian chemical society.
Brasil.
14,
(2)
259-264.
-
Physical Sciences
Engineering (miscellaneous)
Ridvan Nunes FERNANDES; Boaventura Freire Dos REIS; Luis Fernando Machado REBEL.
2003.
Automatic flow sistem for sumultaneus determination of iron and chromium in steel alloys employing photometers based on leds as radiation souce.
Journal of automated methods & management in chemistry.
Inglaterra.
25,
(1)
1-5.
-
Life Sciences
Food Science
E M G SANTOS; C M C M COUTO; Maria Conceição M B S MONTENEGRO; M G P M S NEVES; S L H REBELO et al.
2003.
Ion-selective electrodes based on metalloporphyrins for gibberellic acid determination in agricultural products.
Analytical and bioanalytical chemistry.
Alemanha.
375,
(4)
511-516.
-
Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Maria Cristina TOMAZZIINI; Cristiane Azevedo TUMANG; Boaventura Freire Dos REIS.
2003.
Automatic procedure explointing multicommutation in flow analysis for simultaneous spectrometric determination of nonstructural carbohydrates and reducing sugar in forage materials.
Analytical sciences.
Japão.
19,
(12)
1683-1686.
-
Health Sciences
Medicine (miscellaneous)
Boaventura Freire Dos REIS; Moises KNOCHEN; Javier GIGLIO.
2003.
Flow injection spectrophotometric detemination of paracetamol in tablets and oral solutions.
Journal of pharmaceutical and biomedical analysis.
Holanda.
33,
191-197.
-
Life Sciences
Physiology
Cherrine Kelce PIRES; Patricia Benedini MARTELLI; Boaventura Freire Dos REIS; José Luís Fontes Da Costa LIMA; Maria Lúcia Marques Ferreira De Sousa SARAIVA.
2003.
Multicommuted flow system for the determination of glucose in animal blood serum exploiting enzymatic reaction and chemilumenescence detection.
Journal of automated methods management in chemistry.
Inglaterra.
25,
109-114.
-
Life Sciences
Food Science
Gilmara Caseri De LUCA; Boaventura Freire Dos REIS.
2002.
Espectrometria de proteinas totais em plasma de sangue bovino por análise em fluxo.
Scientia agricola.
Brasil.
59,
(2)
251-256.
-
Life Sciences
Physiology
Patrícia Benedini MARTELLI; Fábio Rodrigo Piovezani ROCHA; Rejane Cesário Pereira GORGA; Boaventura Freire Dos REIS.
2002.
A flow system for spectrophotometric multidetermination in water exploiting reagent injection.
Journal brazilian chemistry society.
Brasil.
13,
(5)
642-646.
-
Physical Sciences
Physics and Astronomy (miscellaneous)
Rui A S LAPA; J L F C LIMA; Boaventura Freire Dos REIS; João L M SANTOS; Elias Ayres Guidetti ZAGATTO.
2002.
Multi-pumping in flow analysis: concepts; instrumentation; potentialites.
Analytica chimica acta.
Holanda.
466,
125-132.
-
Health Sciences
Nutrition and Dietetics
Ana Paula G GERVASIO; Eduardo Poggi BORGES; Elias Ayres Guidetti ZAGATTO; Boaventura Freire Dos REIS.
2002.
Potenciometric flow injection determination of glycerol in distilled spirits.
Journal of agricultural and food chemistry.
Estados Unidos.
50,
74-77.
-
Health Sciences
Nutrition and Dietetics
Maria Do Socorro Silva PEREIRA; Boaventura Freire Dos REIS.
2002.
Determinação espectrofotométrica de alumínio em concentrados salinos utilizados em hemodiálise empregando pré-concentração em fluxo.
Química analítica.
Brasil.
25,
(6)
931-934.
-
Health Sciences
Physiology (medical)
Ridvan Nunes FERNANDES; Boaventura Freire Dos REIS.
2002.
Flow system exploiting multoicommutation to increase sample residence time for improved sensitivity. simultaneus determination of ammonium and ortho-phosphate in nature water.
Talanta (oxford).
Holanda.
58,
729-737.
-
Health Sciences
Nutrition and Dietetics
Eduardo Poggi BORGES; Elizabeth Nunes FERNANDES; Fábio Rodrigo Piovezani ROCHA; Boaventura Freire Dos REIS.
2002.
Desenvolvimento de um dispositivo de baixo custo para medidas por quimiluminescência.
Química nova.
Brasil.
25,
(6B)
1191-1193.
-
Health Sciences
Medicine (miscellaneous)
Cristiane Azevedo TUMANG; Ana Paula Silveira PAIM; Boaventura Freire Dos REIS.
2002.
Automatic flow system titration based on multicommutation for spectrophotometric determination of total acidity in silage extracts.
Journal of aoac international.
Estados Unidos.
85,
(2)
328-332.
-
Physical Sciences
Materials Science (miscellaneous)
Carlos Eduardo S MIRANDA; Boaventura Freire Dos REIS; Nivaldo BACCAN; Ana Paula PACKER; Maria Fernanda GINÉ.
2002.
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.
Analytica chimica acta.
Holanda.
453,
(2)
301-310.
-
Physical Sciences
Physics and Astronomy (miscellaneous)
Boaventura Freire Dos REIS; Eva Rodenas TORRALBA; José Sancenón BULEO; Angel Morales RUBIO; Miguel De La GUARDIA.
2002.
Improvement of atomic fluorescence determination of mercury by using multicommutation.
Journal of analytical atomic spectrometry.
Brasil.
17,
537-540.
-
Health Sciences
Nutrition and Dietetics
Ana Paula Silveira PAIM; Cristina M N V ALMEIDA; Boaventura Freire Dos REIS; Rui A S LAPA; Elias Ayres Guidetti ZAGATTO et al.
2002.
Automatic potenciometric flow titration procedure for ascorbic acid determination in pharmaceutical formulations.
Journal of pharmaceutical and biomedical analysis.
Holanda.
28,
1221-1225.
-
Physical Sciences
Artificial Intelligence
Fábio Rodrigo Piovezani ROCHA; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO; J L F C LIMA; Rui A S LAPA et al.
2002.
Multicommutation in flow analysis: concepts; applications and trends.
Analytica chimica acta.
Holanda.
468,
119-131.
-
Life Sciences
Microbiology
Gilmara Caseri De LUCA; Boaventura Freire Dos REIS.
2001.
Sistema em fluxo para determinação espectrofotométrica de uréia em plasma de sangue animal empregando leguminosa como fonte natural da enzima urease.
Química nova.
Brasil.
24,
191-.
-
Life Sciences
Food Science
Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS; Alberto N ARAÚJO; M C B S M MONTENEGRO.
2001.
A flow system with a conventional spectrophotometer for the chemiluminecent determination of lactic acid in yoghurt.
Talanta (oxford).
Holanda.
54,
879-885.
-
Physical Sciences
Biomedical Engineering
Fábio Rodrigo Piovezani ROCHA; Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS.
2001.
An improved flow system for spectrophotometric determination of anions exploiting multicommutation and multidetection.
Analytica chimica acta.
Holanda.
438,
11-.
-
Life Sciences
Physiology
J A VIEIRA; Ivo Milton Raimundo JR; Boaventura Freire Dos REIS.
2001.
Turbidimetric determination of sulphate employing gravity flow-based systems.
Analytica chimica acta.
Holanda.
438,
75-.
-
Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Ridvan Nunes FERNANDES; Maria Goreti F SALES; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO; Maria Conceição M B S MONTENEGRO.
2001.
Multi-task flow system for potenciometric analysis: its application to determination of vitamin b6 in pharmaceutical.
Journal of pharmaceutical and biomedical analysis.
Inglaterra.
25,
713-720.
-
Life Sciences
Food Science
Eloisa Aparecida Mocheuti KRONKA; Pedro R BORGES; Ana Paula Silveira PAIM; Boaventura Freire Dos REIS.
2001.
Multicommutated flow system for glycerol determination in alcoholic fermentation juice using enzymatic reaction and spectrophotometry.
Journal of flow injection analysis.
Japão.
18,
(2)
132-138.
-
Physical Sciences
Biomedical Engineering
Fábio Rodrigo Piovezani ROCHA; Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS.
2001.
A multicommutation-basd flow system for multi-element analysis in pharmaceutical preparations.
Talanta (oxford).
Holanda.
55,
(4)
861-869.
-
Physical Sciences
Materials Science (miscellaneous)
Ana Paula G GERVASIO; Carlos Eduardo S MIRANDA; Gilmara Caseri De LUCA; Cristiane Azevedo TUMANG; Luis Fernando P CAMPOS et al.
2001.
Spectrophotometric determination of phosphorus in iron alloys employing a flow injection system.
Journal of the brazilian chemical society.
Brasil.
12,
(1)
81-86.
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Life Sciences
Physiology
Fábio Rodrigo Piovezani ROCHA; Boaventura Freire Dos REIS; Jarbas J R ROHWEDDER.
2001.
Flow-injection spectrophotometric multidetermination of metallic ions with a single reagent exploiting multicommutation and multidetection.
Fresenius' journal of analytical chemistry.
Estados Unidos.
370,
(1)
22-27.
-
Physical Sciences
Artificial Intelligence
Elias Ayres Guidetti ZAGATTO; Fábio Rodrigo Piovezani ROCHA; Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS.
2001.
Detecting and circumventing sources of inaccuracy in flow analysis.
Pure and applied chemistry.
Inglaterra.
73,
(1)
45-54.
-
Physical Sciences
Environmental Science (miscellaneous)
Simone VICENTE; Eduardo Poggi BORGES; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO.
2001.
Exploitation of tandem streams for carry-over compensation in flow analysis. i. turbidimetric determination of potassium in fertilizers.
Analytica chimica acta.
Holanda.
438,
3-9.
-
Physical Sciences
Biomedical Engineering
Cristiane Azevedo TUMANG; Eduardo Poggi BORGES; Boaventura Freire Dos REIS.
2001.
Multicommutation flow system for spectrophotometric l(+) lactate determination in silage material using an enzymatic reaction.
Analytica chimica acta.
Holanda.
438,
59-65.
-
Physical Sciences
Biomedical Engineering
Ana Paula PACKER; Maria Fernanda GINÉ; Boaventura Freire Dos REIS; Amauri Antonio MENEGÁRIO.
2001.
Micro flow system to perform programmable isotope dilution for inductively coupled plasma-mass spectrometry.
Analytica chimica acta.
Holanda.
438,
267-.
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Physical Sciences
Computer Science Applications
Maria Gorete F SALES; Boaventura Freire Dos REIS; M C B S M MONTENEGRO.
2001.
Automatic multicommmutated flow system for diffusion studies of pharmaceuticals through artificial enteric membrane.
Journal of pharmaceutical and biomedical analysis.
Inglaterra.
26,
(1)
103-109.
-
Physical Sciences
Energy Engineering and Power Technology
Boaventura Freire Dos REIS; Ana Paula G GERVASIO; Ivo Milton Raimundo JR; Henrique Bergamin FILHO.
2000.
Dissolução eletrolítica para determinação de elementos em ligas de aço ferramenta por icp-aes.
Química nova.
Brasil.
23,
482-.
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Life Sciences
Physiology
Fernando V SILVA; Ana Rita A NOGUEIRA; Gilberto B SOUZA; Boaventura Freire Dos REIS; Alberto A ARAUJO et al.
2000.
Potentiometric determination of urea by sequential injection using jack bean meal crude extract as a source of urease.
Talanta.
Holanda.
53,
(2)
331-336.
-
Health Sciences
Nutrition and Dietetics
Ana Lúcia Dizeró COMITRE; Boaventura Freire Dos REIS.
2000.
Automatic multicommutated flow system for ethanol determination in alcoholic beverages by spectrophotometry.
Laboratory robotics and automation.
Estados Unidos.
12,
(1)
31-36.
-
Physical Sciences
Biomedical Engineering
M C U ARAUJO; Rui A S LAPA; L F C LIMA; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO.
2000.
Precipitation titrations using an automatic titrator based on a multicommutated unsegmented flow system.
Analyst.
Inglaterra.
125,
(2)
333-340.
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Physical Sciences
Computer Science (miscellaneous)
Fábio Rodrigo Piovezani ROCHA; Boaventura Freire Dos REIS.
2000.
A low-cost device for automatic photometric titrations.
Journal of chemical education.
Estados Unidos.
77,
(2)
258-261.
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Physical Sciences
Artificial Intelligence
Elias Ayres Guidetti ZAGATTO; Boaventura Freire Dos REIS; Claudio Celestino OLIVEIRA; Raquel Piedade SARTINI; Marco Aurélio Z ARRUDA.
2000.
Evolution of the commutation concept associated with the development of flow analysis.
Analytica chimica acta.
Holanda.
400,
249-256.
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Physical Sciences
Materials Science (miscellaneous)
Henrique Bergamin FILHO; Boaventura Freire Dos REIS; Antonio Otávio JACINTHO; Elias Ayres Guidetti ZAGATTO.
2000.
Ion-exchange in flow-injection analysis - determination of ammonium-ions at the mu-g11 level in natural-waters with pulsed nessler reagent.
Analytica chimica acta (print).
117,
(jun)
81-89.
-
Social Sciences & Humanities
Education
Boaventura Freire Dos REIS; Fábio Rodrigo Piovezani ROCHA; Patrícia Benedini MARTELLI.
2000.
Experimentos didáticos utilizando sistema de análise por injeção em fluxo.
Química nova.
Brasil.
23,
119-.
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Physical Sciences
Materials Science (miscellaneous)
Boaventura Freire Dos REIS; Ana Paula G GERVASIO; Gilmara Caseri De LUCA; Amauri Antonio MENEGÁRIO; Henrique Bergamin FILHO.
2000.
On-line electrolytic dissolution in flow injection analysis. determination of iron; tungsten; molybdenum; vanadium a chromium in steels by inductively coupled plasm atomic emission spectromety.
Analytica chimica acta.
Holanda.
405,
213-.
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Life Sciences
Food Science
Boaventura Freire Dos REIS; Carlos Eduardo S MIRANDA; Francisco Martinez LUZARDO; Nivaldo BACCAN.
2000.
On-line preconcentration employing a tannin resin for cupper determination in vegetable material and food stuff by atomic absorption spectrometry.
Journal of the brazilian chemical society.
Brasil.
11,
44-.
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Physical Sciences
Energy Engineering and Power Technology
Boaventura Freire Dos REIS; Fábio Rodrigo Piovezani ROCHA.
2000.
A flow system exploiting multicommutation for speciation of inorganic nitrogen in waters.
Analytica chimica acta.
Holanda.
409,
227-.
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Health Sciences
Nutrition and Dietetics
Boaventura Freire Dos REIS; Ana Paula Silveira PAIM.
2000.
An automatic spectrophotometric titrartion procedure for ascorbic acid determination in fruit juices and soft drinks.
Analytical sciences.
Brasil.
16,
487-.
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Physical Sciences
Computer Networks and Communications
Eduardo Poggi BORGES; Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS.
2000.
Automatic stepwise potentiometric titration in a monosegmented flow system.
Mikrochimica acta.
Austria.
135,
(3-4)
179-184.
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Physical Sciences
Chemistry (miscellaneous)
Fábio Rodrigo Piovezani ROCHA; Leonardo Sena Gomes TEIXEIRA; Mauro KORN; Boaventura Freire Dos REIS; Sergio Luis C FERREIRA.
2000.
Nickel and zinc determination by flow-injection solid-phase spectrophotometry exploiting different sorption rates.
Talanta (oxford).
Holanda.
51,
(5)
1027-1033.
-
Physical Sciences
Energy Engineering and Power Technology
Boaventura Freire Dos REIS; Fábio Rodrigo Piovezani ROCHA; Leonardo Sena Gomes TEIXEIRA; Mauro KORN; Antonio C Spínola COSTA.
2000.
Construction of a flow cell for measurements by solid-phase spectrophotometry.
Química nova.
Brasil.
23,
(1)
116-118.
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Life Sciences
Clinical Biochemistry
Leonardo Sena Gomes TEIXEIRA; Fábio Rodrigo Piovezani ROCHA; Mauro KORN; Boaventura Freire Dos REIS; A C S Ferreira S L C COSTA.
1999.
Flow-injection solid phase spectrometry for the determination of zinc in pharmaceutical preparation.
Anal chimica acta.
Holanda.
383,
(1)
309-315.
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Life Sciences
Food Science
Eloisa Aparecida Mocheutti KRONKA; Ana Paula Silveira PAIM; Boaventura Freire Dos REIS; J L F C LIMA; Rui A S LAPA.
1999.
Determination of glucose in soft drinks and sugar-cane juice employing a flow approach system and anzymatic reaction.
Fresenius journal of analytical chemistry.
Alemanha.
364,
358-.
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Physical Sciences
Mathematics (miscellaneous)
Boaventura Freire Dos REIS; Claudio Celestino OLIVEIRA; Marco Aurélio Z ARRUDA; Raquel Piedade SARTINI; Elias Ayres Guidetti ZAGATTO.
1999.
Evolution of the commutation concept associated with the flow analysis.
Analytica chimica acta.
Holanda.
400,
249-.
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Life Sciences
Food Science
Marisa SMIDERLE; Boaventura Freire Dos REIS; Fábio Rodrigo Piovezani ROCHA.
1999.
Monosegmented flow system expoiting multicommutatuion applied to spectrophotometric determination of manganese in soybean digests.
Analytica chimica acta.
Holanda.
386,
(1)
129-135.
-
Physical Sciences
Computer Networks and Communications
Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS; M Reis B F KORN; J L F C LIMA.
1999.
Automatic potentiometric ititration in monosegmented flow system exploiting binary seaarch.
Analytica chimica acta.
Holanda.
387,
(1)
165-173.
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Health Sciences
Health Informatics
Boaventura Freire Dos REIS; Morales RUBIO; A GUARDIA.
1999.
Enviromentally frendly analytical chemistry through automation: comparative study of strateies for carbaryl determination with p-aminophenol.
Analytica chimica acta.
Holanda.
392,
(1)
265-272.
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Physical Sciences
Engineering (miscellaneous)
Boaventura Freire Dos REIS; Amauri Antonio MENEGÁRIO; Ana Paula G GERVASIO; Gilmara Caseri De LUCA; Henrique Bergamin FILHO et al.
1999.
Eletrodissolução de ligas de latão empregando sistema de análise em fluxo. determinação de cobre; zinco e chumbo.
Química nova.
Brasil.
(22)
669-.
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Life Sciences
Food Science
Boaventura Freire Dos REIS; C A TOMANG; Luis Fernando P CAMPOS; Ridvan Nunes FERNANDES.
1999.
Spectrophotometric determination od aluminium in plant digest employing a flow system.
Journal of flow analysis.
Japão.
16,
235-.
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Physical Sciences
Computer Science Applications
Ivo Milton Raimundo JR; R TUON; A A CESTA; Ana Paula PACKER; Boaventura Freire Dos REIS.
1998.
Real-time simplex optimization of flow-injection systems for chemical analysis.
Analytica chimica acta.
Holanda.
366,
(1)
313-318.
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Physical Sciences
Biomedical Engineering
Rui A S LAPA; J L F Dc LIMA; Boaventura Freire Dos REIS; J L M SANTOS; Elias Ayres Guidetti ZAGATTO.
1998.
A multicommutated flow system with on-line compensation of the schlieren effect applied to the spectrophotometric determination of pindulol.
Analytica chimica acta.
Holanda.
366,
(1)
209-215.
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Health Sciences
Nutrition and Dietetics
Gilmara Caseri De LUCA; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO; Maria Conceição M B S MONTENEGRO; Alberto N ARAÚJO et al.
1998.
Development of a potyentiometric procedure for determination of glycerol and 2;3-botanediol in wine by sequential injection analysis.
Analytica chimica acta.
Holanda.
366,
(1)
193-199.
-
Health Sciences
Nutrition and Dietetics
I L MATTO; Raquel Piedade SARTINI; Elias Ayres Guidetti ZAGATTO; Boaventura Freire Dos REIS.
1998.
Spectrophotometric flow injection determination of ethanol in distilled spirits and wine involving permeation through a siloicon tubular membrane.
Analytical science.
Japão.
14,
(1)
1005-1008.
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Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Ana Paula Silveira PAIM; Boaventura Freire Dos REIS; B F Kronka E A M REIS; Mauro KORN.
1998.
Determinação espectrofotométrica de ácido ascórbico em fármacos empregandoamostragem binária em fluxo.
Química nova.
Brasil.
21,
(2)
47-50.
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Physical Sciences
General Physics and Astronomy
Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS; Reis B F; Elias Ayres Guidetti ZAGATTO; J L F C LIMA et al.
1998.
Construção e avaliação de um eletrodo tubular sensível ao íon hidrogênio como detector em sistemas de análise química em fluxo.
Química nova.
Brasil.
21,
(2)
133-50.
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Life Sciences
Food Science
Eloisa Aparecida Mocheutti KRONKA; Boaventura Freire Dos REIS.
1998.
Spectrophotometric determination of iron and aluminium in plant digest employing binary sampling in flow analysis.
Analytica chimica acta.
Holanda.
17,
(1)
15-20.
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Physical Sciences
Chemistry (miscellaneous)
Alberto N ARAÚJO; R C C COSTA; J L F C LIMA; Boaventura Freire Dos REIS.
1998.
Sequential injection system in flame atomic absorption spectrometry for the determination of calcio and magnesium in mineral waters.
Analytica chimica acta.
Holanda.
358,
(1)
111-119.
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Life Sciences
Food Science
Jonas Alves VIEIRA; Boaventura Freire Dos REIS; Eloisa Aparecida Mocheutti KRONKA; Ana Paula Silveira PAIM; Ivo Milton Raimundo JR.
1998.
Multicommutation in flow analysis. part 6. binary sampling for wide concentration range turbidimetric determination of sulphate in plant digest.
Analytica chimica acta.
Holanda.
366,
(1)
251-255.
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Physical Sciences
Environmental Science (miscellaneous)
C M C M COUTO; J L F C LIMA; M C B S M MONTENEGRO; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO.
1998.
Potentiometric flow injection determination of cadmium in waste waters including in-line ion-echange sepation/concentration.
Analytica chimica acta.
Holanda.
366,
(1)
155-161.
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Physical Sciences
Biomedical Engineering
Fábio Rodrigo Piovezani ROCHA; Patrícia Benedini MARTELLI; Rejane Mara FRIZZARINI; Boaventura Freire Dos REIS.
1998.
Automatic multicommutation flow system for wide range spectrophotometric calcium determination.
Analytica chimica acta.
Holanda.
366,
(1)
45-53.
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Life Sciences
Neuroscience (miscellaneous)
Jonas Alves VIEIRA; Ivo Milton Raimundo JR; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO; Lima J L F C.
1998.
Sampling strategies in sequential injection analysis:exploiting the monosegmeted-flow approach.
Analytica chimica acta.
Holanda.
366,
(1)
257-262.
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Life Sciences
Microbiology
Cristiane Azevedo TUMANG; Gilmara Caseri De LUCA; Ridvan Nunes FERNANDES; Boaventura Freire Dos REIS; Francisco José KRUG.
1998.
Multicommutation in flow analysis exploiting a multizone traping approach: spectrophotometric determination of boron in plants.
Analytica chimica acta.
Holanda.
374,
(1)
53-59.
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Physical Sciences
Biomedical Engineering
Rui A S LAPA; J L F C L LIMA; Boaventura Freire Dos REIS; J L M SANTOS.
1998.
Continuous sample recirculation in an opened-loop multicommutated flow system.
Analytica chimica acta.
Holanda.
377,
(1)
103-110.
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Life Sciences
Aquatic Science
Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS; Mauro KORN; Iolanda Aparecida RUFINI.
1997.
The use of ion exchange resin for reagent immobiluization and concentration in flow injection systems. determination of nickel in steeel alkloys and iron speciation in waters.
Journal of the brazilian chemical society.
Brasil.
8,
(5)
479-485.
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Physical Sciences
Materials Science (miscellaneous)
Ana Paula PACKER; Ivo Milton Raimundo JR; Carlos Eduardo S MIRANDA; Boaventura Freire Dos REIS.
1997.
Automated om-line preconcentration for trace metals determination in water samples by inductively coupled plasma mass spectrometry.
Journal of analytical atomic spectrometry.
Inglaterra.
12,
(1)
563-566.
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Physical Sciences
Chemistry (miscellaneous)
Eloisa Aparecida Mocheutti KRONKA; Boaventura Freire Dos REIS; Jonas Alves VIEIRA; T BLANCO; Ana Paula G GERVASIO.
1997.
Multicomutação e amostragem binária em análise química em fluxo. determinação espectrofotométrica de ortofosfato em águas naturais.
Química nova.
Brasil.
20,
(4)
372-376.
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Physical Sciences
Biomedical Engineering
Rui A S LAPA; L F C LIMA; Boaventura Freire Dos REIS; J L M SANTOS.
1997.
Photochemical-fluorimetric determination of folic acid in a multicommutated flow system.
Analytica chimica acta.
Holanda.
351,
(1)
223-228.
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Life Sciences
Food Science
Boaventura Freire Dos REIS; Jonas Alves VIEIRA; Francisco José KRUG; Ivo Milton Raimundo JR.
1997.
Developmente of a flow injection system with two analytical paths for ammonium determination in soil extracts by condutometry.
Journal of the brazilian chemical society.
Brasil.
8,
(5)
523-528.
-
Physical Sciences
Biomedical Engineering
Márcia Messias SILVA; Francisco José KRUG; Pedro Vitorino OLIVEIRA; Joaquim Araujo NÓBREGA; Boaventura Freire Dos REIS et al.
1996.
Separation and preconcentration by flow injection coupled to tugsten coil electrotermal atomic absorption spectrometry.
Spectrochimica acta. part b; atomic spectroscopy.
Inglaterra.
51,
(14)
1925-1934.
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Physical Sciences
Materials Science (miscellaneous)
Claudio Celestino OLIVEIRA; Raquel Piedade SARTINI; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO.
1996.
Multicommutation in flow analysis. part 4. computer-asisted spliting for spectrophotometric determination of copper and zinc in plants.
Analytica chimica acta.
Holanda.
332,
(2-3)
173-178.
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Physical Sciences
Engineering (miscellaneous)
Carlos Eduardo S MIRANDA; Boaventura Freire Dos REIS; Nivaldo BACCAN.
1996.
Pré-concentração empregando extração fase líquida-fase sólida em sistemas de injeção em fluxo com detecção espectrofotométrica.
Química nova.
Brasil.
19,
623-.
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Physical Sciences
General Computer Science
Boaventura Freire Dos REIS; Maria Fernanda GINÉ; Cristiane Azevedo TUMANG.
1996.
Amostragem binária em sistema de análise química em fluxo empregando a força gravitacional para movimentar as soluções.
Química nova.
Brasil.
19,
(2)
116-120.
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Physical Sciences
Computer Science Applications
Maria Fernanda GINÉ; Ana Paula PACKER; Telma BLANCO; Boaventura Freire Dos REIS.
1996.
Flow system based on a binary sampling process for automatic dilutions prior to flame atoimic spectrometry.
Analytica chimica acta.
Holanda.
323,
(1)
47-53.
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Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Kronka E A M; Boaventura Freire Dos REIS; Mauro KORN; H Filho BERGAMIN.
1996.
Multicommutation in flow analysis. part 5. binary sampling for sequential spectrophotometric determination of ammonium and phosphate in plant digest.
Analytica chimica acta.
Holanda.
334,
(3)
287-293.
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Social Sciences & Humanities
Education
Boaventura Freire Dos REIS.
1996.
Análise química em fluxo. vinte anos de desenvolvimento.
Química nova.
Brasil.
19,
(1)
51-.
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Physical Sciences
General Computer Science
Mauro KORN; Ana Paula Silveira PAIM; Valdemir Aparecido F BARROS; Boaventura Freire Dos REIS.
1996.
Desenvolvimento de software para efetuar aquisição e processamento de dados em análise de rotuina empregando sistema de análise química em fluxo.
Química nova.
Brasil.
19,
302-.
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Physical Sciences
Materials Science (miscellaneous)
Carlos Eduardo S MIRANDA; Boaventura Freire Dos REIS; Francisco José KRUG.
1995.
A flow-injection system with 4 ion-exchange resin columns for cadmium preconcentration and determination by flame aas.
Journal of the brazilian chemical society.
Holanda.
6,
(4)
387-392.
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Physical Sciences
Computer Science (miscellaneous)
Mauro KORN; L F B P GOUVEIA; E OLIVEIRA; Boaventura Freire Dos REIS.
1995.
Binary search in flow analysis titration employing photometric end point detection.
Analytica chimica acta.
Holanda.
313,
(3)
177-184.
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Physical Sciences
Engineering (miscellaneous)
Patrícia Benedini MARTELLI; Boaventura Freire Dos REIS; Kronka E A M; Henrique Bergamin FILHO; Mauro KORN et al.
1995.
Multicommutation in flow analysis. part 2. binary sampling for spectrophotometric determination of nickel ; iron and chromium in acid solution of steel alloys.
Analytica chimica acta.
Holanda.
308,
(1-3)
397-405.
-
Life Sciences
Cell Biology
Alberto N ARAÚJO; J L F C LIMA; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO.
1995.
Multicommutation in flow analysis. part 3. spectrophotometric kinetic determination of creatinine in urine exploiting a novel zone sampling approach.
Analytica chimica acta.
Holanda.
310,
(3)
447-452.
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Life Sciences
Food Science
Boaventura Freire Dos REIS; Maria Fernanda GINÉ; E A G L ZAGATTO; J L F C LIMA; Rui A S LAPA.
1994.
Multicommutation in flow analysis. part 1. binary sampling: concepts; instrumentation and spectrophotometric determination of iron in plant digest.
Analytica chimica acta.
Holanda.
293,
(1-2)
129-138.
-
Physical Sciences
Materials Science (miscellaneous)
Boaventura Freire Dos REIS.
1994.
Uma cela de fluxo feita de acrílico para espectrofotometria em sistema de análise química por injeção em fluxo.
Química nova.
Brasil.
17,
228-.
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Physical Sciences
Physics and Astronomy (miscellaneous)
Ivo Milton Raimundo JR; Boaventura Freire Dos REIS; Francisco José KRUG; Antonio Otávio JACINTHO; H Filho BERGAMIN et al.
1994.
Flow injection plasma spectrometry.
Icp-inf.newsletter.
Estados Unidos.
20,
(6)
413-417.
-
Physical Sciences
Physics and Astronomy (miscellaneous)
Maria Graça A KORN; Mauro KORN; Boaventura Freire Dos REIS; E OLIVEIRA.
1994.
An indirect method for the determination of chromium species in waters by sequential inductively coupled plasm-atomic emission spectrometry.
Talanta (oxford).
Holanda.
41,
(12)
2043-2047.
-
Physical Sciences
Chemistry (miscellaneous)
Maria Fernanda GINÉ; Francisco José KRUG; Vania Aparecida SASS; Boaventura Freire Dos REIS; Joaquim Araujo NÓBREGA et al.
1993.
Determination of cadmium in biological-materials by tungsten coil atomic-absorption spectrometry.
Journal of analytical atomic spectrometry.
Inglaterra.
8,
(2)
243-245.
-
Physical Sciences
Biomedical Engineering
Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO; Patrícia Benedini MARTELLI; S M B BRIENZA.
1993.
Trial measurements in flow analysis.
Analyst (london).
Inglaterra.
118,
(6)
719-722.
-
Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Marina Menezes Santos FILHA; Boaventura Freire Dos REIS; Francisco José KRUG; Carol H COLLINS; Nivaldo BACCAN.
1993.
Sulphate preconcentration by anion exchange resin in flow injection and its turbidimetric determination in water.
Talanta (oxford).
Holanda.
40,
(10)
1529-1534.
-
Physical Sciences
Environmental Science (miscellaneous)
Boaventura Freire Dos REIS; Henrique Bergamin FILHO.
1993.
Evolucao dos injetores empregados em sistemas de analise quimica por injecao em fluxo.
Química nova.
Brasil.
16,
(6)
570-573.
-
Physical Sciences
Engineering (miscellaneous)
Boaventura Freire Dos REIS; Patrícia Benedini MARTELLI; Amauri Antonio MENEGÁRIO; Maria Fernanda GINÉ.
1993.
Sistema de analise quimica por injecao em fluxo controlado por microcomputador para diluicao automatica em espectrometria de absorcao atomica.
Química nova.
Brasil.
16,
(2)
109-112.
-
Physical Sciences
Physics and Astronomy (miscellaneous)
Antonio Otávio JACINTHO; Marco Aurélio Z ARRUDA; Elias Ayres Guidetti ZAGATTO; Boaventura Freire Dos REIS.
1992.
Analytical balance as a detector in flow analysis.
Analytica chimica acta.
Holanda.
258,
129-133.
-
Life Sciences
Physiology
Boaventura Freire Dos REIS; Maria Fernanda GINÉ; Francisco José KRUG; Henrique Bergamin FILHO.
1992.
Multipurpose flow injection system. part 1. programmable dilutions and standard additions for plant digests analysis by inductively coupledplasma atomic emission spectrometry.
Journal of analytical atomic spectrometry.
Inglaterra.
7,
865-868.
-
Physical Sciences
Engineering (miscellaneous)
Boaventura Freire Dos REIS; Maria Fernanda GINÉ; Eloisa Aparecida Mocheutti KRONKA.
1992.
Um microcomputador de baixo custo para aquisicao de dados em analise quimica por injecao em fluxo.
Química nova.
Brasil.
15,
(3)
231-236.
-
Health Sciences
Nutrition and Dietetics
Boaventura Freire Dos REIS; Patrícia Benedini MARTELLI; Francisco José KRUG; Cristiane Azevedo TUMANG.
1992.
Flow injection preconcentration and spectrophotometric determinationof ortophosphate in natural waters.
Journal of the brazilian chemical society.
Brasil.
3,
(1)
38-42.
-
Life Sciences
Food Science
Boaventura Freire Dos REIS; Henrique Bergamin FILHO; Nivaldo BACCAN.
1992.
Flow-injection determination of low-levels of ammonium-ions in natural-waters employing preconcentration with a cation-exchange resin.
Analytica chimica acta.
Holanda.
261,
(1-2)
339-343.
-
Life Sciences
Food Science
Marina Menezes Santos FILHA; Boaventura Freire Dos REIS; Henrique Bergamin FILHO; Nivaldo BACCAN.
1992.
Flow-injection determination of low levels of ammonium ions in naturalwaters employing preconcentration with a cation-exchange resin.
Analytica chimica acta.
Holanda.
261,
339-343.
-
Physical Sciences
Materials Science (miscellaneous)
Boaventura Freire Dos REIS; Maria Fernanda GINÉ; Marina Menezes Santos FILHA; Nivaldo BACCAN.
1992.
Preconcentration with anion-exchange resin in a fow injection system to determine low levels of chloride ions in interior waters.
Journal of the brazilian chemical society.
Brasil.
3,
(3)
80-85.
-
Physical Sciences
Energy Engineering and Power Technology
Ivan Gonçalves SOUZA; Henrique Bergamin FILHO; Francisco José KRUG; Boaventura Freire Dos REIS; Pedro Vitorino OLIVEIRA et al.
1992.
Análises de aço por espectrometria de emissão atômica com plasma após dissolução eletrolítica em sistema de injeção em fluxo.
Química nova.
Brasil.
15,
(3)
204-207.
-
Physical Sciences
Materials Science (miscellaneous)
Ivan Gonçalves SOUZA; Francisco José KRUG; Joaquim Araujo NÓBREGA; Pedro Vitorino OLIVEIRA; Boaventura Freire Dos REIS et al.
1991.
Online electrolytic dissolution of alloys in flow-injection analysis .3. multielemental analysis of stainless-steels by inductively coupled plasma atomic emission-spectrometry.
Analytica chimica acta.
Holanda.
245,
(2)
211-216.
-
Physical Sciences
Biomedical Engineering
Maria Fernanda GINÉ; Henrique Bergamin FILHO; Boaventura Freire Dos REIS; Robson L TUON.
1990.
Intelligent flow-injection-inductively coupled plasma system for matrix-matching.
Analytica chimica acta.
Holanda.
234,
207-212.
-
Physical Sciences
Computer Networks and Communications
B F Martelli P B REIS; Boaventura Freire Dos REIS; Mauro KORN; J L F C LIMA.
1990.
Automatic potentiomnetric titration in monosegmented flow system exploiting binary search.
Analytica chimica acta.
Holanda.
387,
(1)
165-173.
-
Physical Sciences
Computer Science (miscellaneous)
Boaventura Freire Dos REIS.
1989.
Desenvolvimento de uma interface de baixo custo para aquisicao de dados em laboratorio.
Química nova.
Brasil.
12,
282-284.
-
Physical Sciences
General Physics and Astronomy
Boaventura Freire Dos REIS; Maria Fernanda GINÉ; Eloisa Aparecida Mocheutti KRONKA.
1989.
Analise quimica por injecao em fluxo continuo.
Química nova.
Brasil.
12,
82-91.
-
Physical Sciences
Chemistry (miscellaneous)
Boaventura Freire Dos REIS; Eloisa Aparecida Mocheutti KRONKA; Ivo Milton Raimundo JR.
1989.
Análise química por injeção em fluxo contínuo.
Química nova.
Brasil.
12,
82-91.
-
Physical Sciences
Electrical and Electronic Engineering
Elias Ayres Guidetti ZAGATTO; Boaventura Freire Dos REIS; Henrique Bergamin FILHO.
1989.
The concept of volumetric fraction in flow-injection analysis.
Analytica chimica acta.
Holanda.
226,
129-136.
-
Health Sciences
Radiology, Nuclear Medicine and Imaging
Boaventura Freire Dos REIS; Osvaldo Espíritosanto GODINHO; L M ALEIXO; Jarbas J R ROHWEDDER.
1989.
A device for stepwise addition of titrant in automated potentiometric titrations.
Analytica chimica acta.
Holanda.
222,
379-384.
-
Physical Sciences
Materials Science (miscellaneous)
Henrique Bergamin FILHO; Francisco José KRUG; Boaventura Freire Dos REIS; Joaquim Araujo NÓBREGA; M MESQUITA et al.
1988.
On-line electrolytic dissolution of alloys in flow injection analysis.part 2. spectrophotometryc determination of molibdenum in steels.
Analytica chimica acta.
Holanda.
214,
397-400.
-
Physical Sciences
Artificial Intelligence
Ivo Milton Raimundo JR; Francisco José KRUG; Boaventura Freire Dos REIS; Henrique Bergamin FILHO; Elias Ayres Guidetti ZAGATTO et al.
1988.
Icp-aes calibration using the generalized standard addition method and flow injection analysis.
Journal of analytical atomic spectrometry.
Inglaterra.
3,
673-678.
-
Physical Sciences
Biomedical Engineering
Boaventura Freire Dos REIS; Marco Aurélio Z ARRUDA; Elias Ayres Guidetti ZAGATTO; J R FERREIRA.
1988.
An improved monosegmented continuous flow systems for sample introduction in flame spectroscopy.
Analytica chimica acta.
Holanda.
206,
253-262.
-
Physical Sciences
Computer Science (miscellaneous)
Boaventura Freire Dos REIS; Osvaldo Espíritosanto GODINHO; W F COSTA; L M ALEIXO.
1987.
Desenvolvimento de um microcomputador dedicado para controle e aquisição de dados em titulação potenciométrica.
Química nova.
Brasil.
10,
266-269.
-
Social Sciences & Humanities
Linguistics and Language
Elias Ayres Guidetti ZAGATTO; Boaventura Freire Dos REIS; Francisco José KRUG; Henrique Bergamin FILHO; Ivo Milton Raimundo JR.
1987.
Confluent streams in flow-injection analysis.
Analytica chimica acta.
Holanda.
198,
153-163.
-
Life Sciences
Plant Science
Boaventura Freire Dos REIS.
1987.
Fusão de protoplasma de duas especies de solanceas e de duas leguminosas em campos elétricos.
Summa ptytopathologica.
Brasil.
13,
113-121.
-
Physical Sciences
Electrical and Electronic Engineering
Elias Ayres Guidetti ZAGATTO; Maria Fernanda GINÉ; Boaventura Freire Dos REIS; Francisco José KRUG.
1985.
Sequential injection in flow systems as an alternative to gradient expoitation.
Analytica chimica acta.
Brasil.
173,
289-297.
-
Physical Sciences
Condensed Matter Physics
Elias Ayres Guidetti ZAGATTO; Antonio Otávio JACINTHO; Francisco José KRUG; Boaventura Freire Dos REIS; R E BRUNS et al.
1983.
Flow injection systems with inductively coupled argon plasma atomic emission spectrometry. part ii. the generalized standard addition method.
Analytica chimica acta.
Holanda.
145,
169-178.
-
Physical Sciences
Environmental Science (miscellaneous)
Francisco José KRUG; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO; Antonio Otávio JACINTHO.
1983.
Turbidimetric determination of sulfate in plant digests and natural-waters by flow-injection analysis with alternating streams.
Analytica chimica acta.
Holanda.
145,
(jan)
179-187.
-
Life Sciences
Food Science
Francisco José KRUG; Boaventura Freire Dos REIS; Ivo Milton Raimundo JR; Elias Ayres Guidetti ZAGATTO; J R FERREIRA et al.
1983.
Zone trapping in flow-injection analysis - spectrophotometric determination of low-levels of ammonium ion in natural-waters.
Analytica chimica acta.
Holanda.
151,
(1)
39-48.
-
Physical Sciences
Biomedical Engineering
Maria Fernanda GINÉ; Francisco José KRUG; Henrique Bergamin FILHO; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO et al.
1983.
Flow injection calibration of inductively coupled plasma atomic emission spectrometry using the generalized standard addition method.
Journal of analytical atomic spectrometry.
Inglaterra.
3,
673-678.
-
Life Sciences
Food Science
Maria Fernanda GINÉ; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO; Francisco José KRUG; Antonio Otávio JACINTHO.
1983.
A simple procedure for standard additions in flow injetion analysis spectrophotometric determination of nitrate in plant extracts.
Analytica chimica acta.
Holanda.
155,
131-138.
-
Physical Sciences
Environmental Science (miscellaneous)
Antonio Otávio JACINTHO; Elias Ayres Guidetti ZAGATTO; Boaventura Freire Dos REIS; L C R PESSENDA; Francisco José KRUG.
1981.
Merging zones in flow injection analysis. part 6. determination of calcium in natural waters; soil and plant materials with glyoxal bis (2-hydroxianil).
Analytica chimica acta.
Brasil.
130,
361-368.
-
Physical Sciences
Physics and Astronomy (miscellaneous)
Boaventura Freire Dos REIS; Antonio Otávio JACINTHO; Elias Ayres Guidetti ZAGATTO; Henrique Bergamin FILHO; Francisco José KRUG et al.
1981.
Flow-injection systems with inductively-coupled argon plasma atomic emission-spectrometry .1. fundamental considerations.
Analytica chimica acta.
Holanda.
130,
(2)
243-255.
-
Physical Sciences
Artificial Intelligence
Boaventura Freire Dos REIS; Antonio Otávio JACINTHO; J MORTATTI; Francisco José KRUG; Elias Ayres Guidetti ZAGATTO et al.
1981.
Zone sampling process in flow injection analysis.
Analytica chimica acta.
Brasil.
123,
221-228.
-
Life Sciences
Agricultural and Biological Sciences (miscellaneous)
Elias Ayres Guidetti ZAGATTO; Antonio Otávio JACINTHO; L C R PESSENDA; Francisco José KRUG; Boaventura Freire Dos REIS et al.
1981.
Merging zones in flow-injection analysis .5. simultaneous determination of aluminum and iron in plant digests by a zone-sampling approach.
Analytica chimica acta.
Holanda.
125,
37-43.
-
Life Sciences
Biochemistry, Genetics and Molecular Biology (miscellaneous)
Francisco José KRUG; L C R PESSENDA; Elias Ayres Guidetti ZAGATTO; Antonio Otávio JACINTHO; Boaventura Freire Dos REIS.
1981.
Spectrophotometric flow-injection determination of chloride in ethanol.
Analytica chimica acta.
Holanda.
130,
(2)
409-413.
-
Social Sciences & Humanities
Education
Elias Ayres Guidetti ZAGATTO; Antonio Otávio JACINTHO; Boaventura Freire Dos REIS; Francisco José KRUG; Henrique Bergamin FILHO et al.
1981.
Manual de análise de plantas empregando sistema de injeçao em fluxo contínuo.
Centro de energia nuclear na agricultura.
Brasil.
-.
-
Life Sciences
Food Science
Henrique Bergamin FILHO; Boaventura Freire Dos REIS; Antonio Otávio JACINTHO; Elias Ayres Guidetti ZAGATTO.
1980.
Ion exchange in flow injection analysis. determination of ammonium iosn at the ppb level in natural waters with pulsed reagent.
Analytica chimica acta.
Holanda.
117,
81-89.
-
Life Sciences
Food Science
Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO; Antonio Otávio JACINTHO; Francisco José KRUG; Henrique Bergamin FILHO.
1980.
Merging zones in flow injection analysis. part 4. simultaneous spectrophotometric determination of total nitrogen and phosphorus in plant material.
Analytica chimica acta.
Holanda.
110,
305-311.
-
Life Sciences
Physiology
Maria Fernanda GINÉ; Henrique Bergamin FILHO; Elias Ayres Guidetti ZAGATTO; Boaventura Freire Dos REIS.
1980.
Simultaneous determination of nitrate and nitrite by flow injection analysis.
Analytica chimica acta.
Holanda.
114,
191-197.
-
Physical Sciences
Environmental Science (miscellaneous)
Boaventura Freire Dos REIS; Henrique Bergamin FILHO; Elias Ayres Guidetti ZAGATTO; Francisco José KRUG.
1979.
Merging zones in flow injection analysis. part 3. spectrophotometry determination of aluminium in plant and soil material sequential addition of pused reagents.
Analytica chimica acta.
Holanda.
107,
309-317.
-
Physical Sciences
Materials Science (miscellaneous)
Elias Ayres Guidetti ZAGATTO; Francisco José KRUG; Henrique Bergamin FILHO; Boaventura Freire Dos REIS.
1979.
Merging zones in flow injection analysis .2. determination of calcium; magnesium and potassium in plant material by continuous-flow injection atomic-absorption and flame emission spectrometry.
Analytica chimica acta.
Holanda.
104,
(2)
279-284.
-
Health Sciences
Nutrition and Dietetics
Elias Ayres Guidetti ZAGATTO; Boaventura Freire Dos REIS; Henrique Bergamin FILHO; Francisco José KRUG.
1979.
Isothermal distillation in flow injection analysis - determination of total nitrogen in plant-material.
Analytica chimica acta.
Holanda.
109,
45-54.
-
Life Sciences
Food Science
Henrique Bergamin FILHO; J X MEDEIROS; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO.
1978.
Solvent extraction in continuous flow injection analysis. determination of molybdenum in plant material.
Analytica chimica acta.
Holanda.
101,
9-16.
-
Health Sciences
Medicine (miscellaneous)
Henrique Bergamin FILHO; Boaventura Freire Dos REIS; Elias Ayres Guidetti ZAGATTO.
1978.
A new device for improving sensitivity and stabilization in flow injection analysis.
Analytica chimica acta.
Holanda.
97,
427-431.
-
Physical Sciences
Mathematics (miscellaneous)
H Filho BERGAMIN; Elias Ayres Guidetti ZAGATTO; Francisco José KRUG; Boaventura Freire Dos REIS.
1978.
Merging zones in flow injection analysis .1. double proportional.
Analytica chimica acta.
Holanda.
101,
(1)
17-23.