Search Results - "Silva, Astréa F. S."

Determination of quinclorac by adsorptive stripping voltammetry in rice samples without sample pretreatment by Liberato, Priscila A., Okumura, Leonardo L., Silva, Astréa F. S., Gurgel, Alexandre, Aleixo, Herbert, Silva, Júnio G., de Oliveira, André Fernando

“…A novel voltammetric method with practically no sample pretreatment was developed for determination of Quinclorac (QNC) in rice samples by using a working…”
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The Paradox of Precision by Oliveira, Andre F, Astrea, Silva, F.S, Queiroz, Maria Eliana L.R, Neves, Antonio Augusto

“…This paper is about a typical mistake in the calculation of standard deviation of measurements in cases in which there are no differences among repetitious…”
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Adsorptive Stripping Voltammetric Determination of Oxolinic Acid in Water Sample by Aleixo, Herbert, Okumura, Leonardo, Silva, Astréa, Gurgel, Alexandre, Diniz, Juliana

“…One new methodology for analysis of the antimicrobial oxolinic acid (OXA) based on adsorptive stripping voltammetry (AdSV) in carbon paste electrode (CPE) was…”
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Applicability of a Voltammetric Assay Based on the Electroreduction of Oxygen to Evaluate the Antioxidant Capacity of Pequi (Caryocar brasiliense Camb.) Pulp by Pinheiro, Flávia, Okumura, Leonardo, Silva, Astréa, Silva, Júnio, Ferreira, Letícia, Barcellos, Edilton, Fontes, Edimar

“…This study aimed to use a differential pulse voltammetric (DPV) assay, based on the electroreduction of oxygen, to evaluate the antioxidant capacity of pequi…”
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Study of different media for production of penicillin G acylase from Bacillus megaterium ATCC 14945 by Pinotti, L.M, Silva, A.F.S, Silva, R.G, Giordano, R.L.C

“…In this study, several fermentation media were tested for the production of penicillin G acylase (PGA) using Bacillus megaterium. The carbon sources studied…”
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INFLUÊNCIA DA FORÇA IÔNICA NA ESTIMATIVA DE pKa POR MÉTODO VOLTAMÉTRICO by Liberato, Priscila, Silva, Astréa, Okumura, Leonardo, Diniz, Juliana, Oliveira, André

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A Contribution to the estimation of binary halide and pseudo-halide equilibrium constants using a linear extrapolation methodology by Silva, Astréa F. de S., Ortega, Manuel M., Melios, Cristo B., Pezza, Leonardo, Moraes, Mercedes de, Tenan, Mário Alberto, Oliveira, André F.

“…The molar single ion activity coefficient (yF) of fluoride ions was determined at 25 °C and ionic strengths between 0.100 and 3.00 mol L-1 NaClO4 using an…”
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The Paradox of Precision by Andre Fernando Oliveira, Astrea F S Silva, Maria Eliana L R Queiroz, Antônio Augusto Neves

“…This paper is about a typical mistake in the calculation of standard deviation of measurements in cases in which there are no differences among repetitious…”
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