Search Results - "Pezza, H. R."

Determination of diclofenac in pharmaceutical preparations using a potentiometric sensor immobilized in a graphite matrix by Santini, A.O., Pezza, H.R., Pezza, L.

“…The characteristics, performance, and application of an electrode, namely Pt|Hg|Hg 2(DCF) 2|graphite, where DCF stands for diclofenac ion, are described. This…”
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Determination of furosemide in pharmaceutical formulations by diffuse reflectance spectroscopy by Gotardo, M.A., Gigante, A.C., Pezza, L., Pezza, H.R.

“…In this report an analytical method to determine furosemide by using diffuse reflectance spectroscopy is presented. This study shows that this technique can…”
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Flow-injection spectrophotometric determination of methyldopa in pharmaceutical formulations by Ribeiro, P.R.S., Neto, J.A. Gomes, Pezza, L., Pezza, H.R.

“…A flow-injection spectrophotometric procedure is proposed for methyldopa determination in pharmaceutical preparations. The determination is based on formation…”
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Chromotropic acid–formaldehyde reaction in strongly acidic media. The role of dissolved oxygen and replacement of concentrated sulphuric acid by Fagnani, E, Melios, C.B, Pezza, L, Pezza, H.R

“…The procedure for formaldehyde analysis recommended by the National Institute for Occupational Safety and Health (NIOSH) is the Chromotropic acid…”
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A simple spectrophotometric method for the determination of captopril in pharmaceutical preparations using ammonium molybdate by Ribeiro, P. R. S, Pezza, L, Pezza, H. R

“…A simple, rapid and sensitive spectrophotometric method for the determination of captopril (CPT) in pharmaceutical formulations is proposed. This method is…”
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Development of a potentiometric mefenamate ion sensor for the determination of mefenamic acid in pharmaceuticals and human blood serum by Santini, A.O., Pezza, H.R., Pezza, L.

“…The characteristics, performance, and application of a novel and simple electrode, namely Pt|Hg|Hg 2(MF) 2|Graphite, where MF stands for mefenamate ion, are…”
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p-Aminobenzoate ion determination in pharmaceutical formulations by using a potentiometric sensor immobilized in a graphite matrix by Santini, A.O, Silva, E.S, Pezza, H.R, Nasser, A.L.M, Melios, C.B, Pezza, L

“…The characteristics, performance, and application of an electrode, namely, Pt|Hg|Hg2(PABzt)2| graphite, where PABzt stands for p-aminobenzoate ion, are…”
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Benzoate ion determination in beverages by using a potentiometric sensor immobilized in a graphite matrix by Pezza, L, Santini, A.O, Pezza, H.R, Melios, C.B, Ferreira, V.J.F, Nasser, A.L.M

“…The characteristics, performance, and application of an electrode, namely, Pt | Hg | Hg 2(Bzt) 2 | graphite, where Bzt stands for benzoate ion, are described…”
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Determinação de parâmetros físico-químicos com um sensor potenciométrico sensível ao íon p-aminobenzoato by Santini, Alberto Opperman, Da Silva Júnior, Elias Severo, Pezza, Helena Redigolo, Pezza, Leonardo

“…Este trabalho descreve a construção e a determinação de parâmetros físico-químicos com umeletrodo de segunda ordem do tipo, Pt|Hg|Hg 2 (PAB) 2 |Grafite,…”
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A simple spectrophotometric method for the determination of methyldopa using p-chloranil in the presence of hydrogen peroxide by Gotardo, M. A., Lima, L. S., Sequinel, R., Rufino, J. L., Pezza, L., Pezza, H. R.

“…A simple, rapid and sensitive spectrophotometric method has been developed for the determination of methyldopa in pharmaceutical formulations. The method is…”
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Potentiometric determination of saccharin in commercial artificial sweeteners using a silver electrode by Filho, João Carloni, Santini, Alberto Oppermann, Nasser, Ana Lúcia M, Pezza, Helena Redigolo, Eduardo de Oliveira, José, Melios, Cristo Bladimiros, Pezza, Leonardo

“…A simple, precise, rapid and low-cost potentiometric method for saccharin determination in commercial artificial sweeteners is proposed. Saccharin present in…”
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A Simplified Spectrophotometric Method for Routine Analysis of Saccharin in Commercial Noncaloric Sweeteners by Los Weinert, Patrícia, Pezza, Helena Redigolo, de Oliveira, José Eduardo, Pezza, Leonardo

“…A simple, rapid, and sensitive spectrophotometric method for routine analysis of saccharin in commercial noncaloric sweeteners is proposed. This method is…”
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Potentiometric determination of captopril in pharmaceutical formulations by Ribeiro, P. R. da S., Santini, A. O., Pezza, H. R., Pezza, L.

“…A simple, precise, rapid and low-cost potentiometric method for captopril determination in pure form and in pharmaceutical preparations is proposed. Captopril…”
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Rapid Spot Test Analysis for the Detection of Dipyrone in Pharmaceutical Preparations by PEZZA, Leonardo, TUBINO, Matthieu, MELIOS, Cristo B., PEZZA, Helena R.

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An Electrode of the Second Kind for Benzoate Determination in Medicinal Syrups by Peres, Adriana M., de Moraes, Mercedes, Pezza, Leonardo, Pezza, Helena R., Melios, Cristo B.

“…This paper describes the construction of an electrode of the second kind, Pt‖Hg‖Hg2(Bzt)2‖graphite, sensitive to benzoate ion (Bzt). The electrode provides a…”
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Potentiometric determination of captopril in pharmaceutical formulations by Ribeiro, Paulo Roberto da Silva, Santini, Alberto Oppermann, Pezza, Helena Redigolo, Pezza, Leonardo

“…A simple, precise, rapid and low-cost potentiometric method for captopril determination in pureform and in pharmaceutical preparations is proposed. Captopril…”
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A simple spectrophotometric method for the determination of captopril in pharmaceutical preparations using ammonium molybdate by Ribeiro, Paulo Roberto da Silva, Pezza, Leonardo, Pezza, Helena Redigolo

“…A simple, rapid and sensitive spectrophotometric method for the determination of captopril (CPT) in pharmaceutical formulations is proposed. This method is…”
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Spot-test identification and rapid quantitative sequential analys is of dipyrone by Matthieu Tubino, A. C. Biondo, Marta Maria Duarte Carvalho Vila, Leonardo Pezza, Helena Redigolo Pezza

“…A qualitative spot-test and tandem quantitative analysis of dipyrone in the bulk drug and in pharmaceutical preparations is proposed. The formation of a…”
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An Electrode of the Second Kind for Aspirin Determination in Tablet Formulations by FERREIRA, Vinicius J. F., CAVALHEIRO, Ana C. V., FAGNANI, Enelton, MORAES, Mercedes de, PEZZA, Leonardo, PEZZA, Helena R., MELIOS, Cristo B.

“…This paper describes the construction of an electrode of the second kind, Pt|Hg|Hg2(Salic)2|Graphite, sensitive to salicylate. This electrode responds to the…”
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Rapid spot test analysis for the detection of urotropine in pharmaceutical preparations by TININIS, Aristeu G, LEANDRO, André, PEZZA, Helena R, MELIOS, Cristo B, PEZZA, Leonardo

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