Search Results - "Freitas, K'Ellen Heloizy" :: K.UTB vyhledávací portál | TBU Library Retrieval Portal

Chemometrics Applied in the Development of a Water Quality Indicator System for the Brazilian Amazon

Chemometrics Applied in the Development of a Water Quality Indicator System for the Brazilian Amazon

by da Costa, Hemilton Cardoso, Pereira, Simone de Fátima Pinheiro, Santos, Luciana Pinheiro, de Oliveira, Augusto Fernando Souza, e Silva, Thiago de Melo, e Silva, Cléber Silva, Rocha, Ronaldo Magno, Freitas, Kellen Heloizy Garcia, Santos, Davis Castro dos, Cruz, Erivan Sousa
Published in ACS omega (29.12.2020)

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Simultaneous determination of butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) in food samples using a carbon composite electrode modified with Cu3(PO4)2 immobilized in polyester resin

Simultaneous determination of butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) in food samples using a carbon composite electrode modified with Cu3(PO4)2 immobilized in polyester resin

by GARCIA FREITAS, Kellen Heloizy, FATIBELLO-FILHO, Orlando
Published in Talanta (Oxford) (15.05.2010)

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Square-wave voltammetric determination of rutin in pharmaceutical formulations using a carbon composite electrode modified with copper (II) phosphate immobilized in polyester resin

Square-wave voltammetric determination of rutin in pharmaceutical formulations using a carbon composite electrode modified with copper (II) phosphate immobilized in polyester resin

by Freitas, Kellen Heloizy Garcia, Fatibello-Filho, Orlando, Mattos, Ivanildo Luiz de
Published in Brazilian Journal of Pharmaceutical Sciences (01.12.2012)

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Voltammetric Determination of Rutin Using a Carbon Composite Electrode Modified with Copper(II)-Resin

Voltammetric Determination of Rutin Using a Carbon Composite Electrode Modified with Copper(II)-Resin

by Garcia Freitas, Kellen Heloizy, Medeiros, Roberta Antigo, Fatibello-Filho, Orlando
Published in Analytical letters (08.04.2009)

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Carbon Composite Electrode Modified with Copper(II) Phosphate Immobilized in a Polyester Resin for Voltammetric Determination of Catechin in Teas

Carbon Composite Electrode Modified with Copper(II) Phosphate Immobilized in a Polyester Resin for Voltammetric Determination of Catechin in Teas

by Freitas, Kellen Heloizy Garcia, Fatibello-Filho, Orlando
Published in Analytical letters (01.01.2010)

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Environmental chemical study of the Murucupi river – Barcarena, PA, Brazil impacted area for the aluminum production

Environmental chemical study of the Murucupi river – Barcarena, PA, Brazil impacted area for the aluminum production

by Pereira, Simone Pinheiro, Lima, Maurício Araújo, Freitas, K'Ellen Heloizy, Mescouto, Cleide Samara, Saraiva, Augusto Fonseca
Published in Revista ambiente & água (20.12.2007)

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Environmental chemical study of the Murucupi river – Barcarena, PA, Brazil impacted area for the aluminum production

Environmental chemical study of the Murucupi river – Barcarena, PA, Brazil impacted area for the aluminum production

by Cleide Samara Mescouto, K'Ellen Heloizy Freitas, Maurício Araújo Lima, Simone Pinheiro Pereira, Augusto Fonseca Saraiva
Published in Revista ambiente & água (01.12.2007)

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Simultaneous determination of butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) in food samples using a carbon composite electrode modified with Cu sub(3)(PO sub(4)) sub(2) immobilized in polyester resin

Simultaneous determination of butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) in food samples using a carbon composite electrode modified with Cu sub(3)(PO sub(4)) sub(2) immobilized in polyester resin

by Freitas, Kellen Heloizy Garcia, Fatibello-Filho, Orlando
Published in Talanta (Oxford) (15.05.2010)

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Simultaneous determination of butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) in food samples using a carbon composite electrode modified with Cu 3(PO 4) 2 immobilized in polyester resin

Simultaneous determination of butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) in food samples using a carbon composite electrode modified with Cu 3(PO 4) 2 immobilized in polyester resin

by Freitas, Kellen Heloizy Garcia, Fatibello-Filho, Orlando
Published in Talanta (Oxford) (2010)

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USE OF GEOSTATISTICAL MODELS IN THE SPACE-TEMPORAL EVALUATION OF WATER QUALITY OF AN AMAZONIAN HYDROELECTRIC RESERVOIR

USE OF GEOSTATISTICAL MODELS IN THE SPACE-TEMPORAL EVALUATION OF WATER QUALITY OF AN AMAZONIAN HYDROELECTRIC RESERVOIR

by Silva, Thiago de Melo e, Pereira, Simone de Fátima Pinheiro, Freitas, Kellen Heloizy Garcia, De Sousa, Pedro Moreira, Silva, Cléber Silva e, Santos, Davis Castro dos, Rocha, Ronaldo Magno, De Souza, Alan Marcel Fernandes, Nogueira, Daniel Pinheiro
Published in International journal of research - granthaalayah (01.11.2021)

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Electrical and dielectric properties of water

Electrical and dielectric properties of water

by De Sousa, Francisco Ferreira, Da Silva, Lilian Deyse Pinto, Freitas, Kellen Heloizy Garcia
Published in Scientia plena (13.01.2017)

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Strategies to avoid electrode fouling for nimesulide detection using unmodified electrodes

Strategies to avoid electrode fouling for nimesulide detection using unmodified electrodes

by Santos da Silva, Iranaldo, Capovilla, Bruno, Garcia Freitas, Kellen Heloizy, Angnes, Lúcio
Published in Analytical methods (01.01.2013)

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Estudo químico ambiental do rio Murucupi – Barcarena, PA, Brasil, área impactada pela produção de alumínio

Estudo químico ambiental do rio Murucupi – Barcarena, PA, Brasil, área impactada pela produção de alumínio

by Cleide Samara Mescouto, K'Ellen Heloizy Freitas, Maurício Araújo Lima, Augusto Fonseca Saraiva, Simone Pinheiro Pereira
Published in Revista ambiente & água (01.12.2007)

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Simultaneous determination of butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) in food samples using a carbon composite electrode modified with Cu(3)(PO(4))(2) immobilized in polyester resin

Simultaneous determination of butylated hydroxyanisole (BHA) and butylated hydroxytoluene (BHT) in food samples using a carbon composite electrode modified with Cu(3)(PO(4))(2) immobilized in polyester resin

by Freitas, Kellen Heloizy Garcia, Fatibello-Filho, Orlando
Published in Talanta (Oxford) (15.05.2010)

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CONSTRUÇÃO E ADAPTAÇÃO DE MATERIAIS ALTERNATIVOS EM TITULAÇÃO ÁCIDO-BASE

CONSTRUÇÃO E ADAPTAÇÃO DE MATERIAIS ALTERNATIVOS EM TITULAÇÃO ÁCIDO-BASE

by Mônica Helena Marcon Teixeira Assumpção, Kellen Heloizy Garcia Freitas, Fernanda S. Souza, Orlando Fatibello-Filho
Published in Eclética química (01.04.2018)

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Construção e adaptação de materiais alternativos em titulação ácido-base

Construção e adaptação de materiais alternativos em titulação ácido-base

by Assumpção, Mônica Helena M. T., Freitas, Kellen Heloizy G., Souza, Fernanda S., Fatibello-Filho, Orlando
Published in Eclética química (2010)

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Mobility of Al, Fe, Mn, Ti, and Organic Matter in Xingu River Sediments

Mobility of Al, Fe, Mn, Ti, and Organic Matter in Xingu River Sediments

by Lima, Maurício Araújo de, Pereira, imone de Fátima Pinheiro, Freitas, Kellen Heloizy Garcia de, Junior, Pedro Moreira de Sousa, Silva, Cléber Silva e, Souza, Alan Marcel Fernandes de, Costa, Renan Arruda da
Published in International Journal of Science and Research Methodology (30.04.2022)

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