Phenolic content and antioxidant capacity of infusions herbs: Optimization of phenolic extraction and HPLC-DAD method

by SANTOS,WALTER N.L. DOS, MAGALHÃES,BÁRBARA E.A. DE
Published 2020

Field sampling system for determination of cadmium and nickel in fresh water by flame atomic absorption spectrometry

by Santos,Walter N. L. dos, Santos,Carla M. dos, Ferreira,Sérgio L. C.
Published 2005

Multivariate optimization of a method for antimony determination by hydride generation atomic fluorescence spectrometry in hair samples of patients undergoing chemotherapy against...

by CARDOZO,MANUELLE C., CAVALCANTE,DANNUZA D., SILVA,DANIEL L.F., SANTOS,WALTER N.L. DOS, BEZERRA,MARCOS A.
Published 2016

Determining Mercury in Sediment Samples by Extraction Using a Novel-Chelating Reagent Dithiothreitol (DTT) Followed by Cold Vapor Atomic Fluorescence Spectrometry (CV-AFS)

by Jesus,Robson M. de, Brandão,Geovani C., Santos,Walter N. L. dos, Santos,Leila O. dos, Andrade,Jailson B. de
Published 2020

Analytical Strategies for Determination and Environmental Impact Assessment of Inorganic Antimony Species in Natural Waters Using Hydride Generation Atomic Fluorescence Spectrometr...

by Santos,Gerffeson S. dos, Silva,Laiana O. B., Santos Júnior,Aníbal F., Silva,Erik G. P. da, Santos,Walter N. L. dos
Published 2018

Mineral composition, nutritional properties, total phenolics and flavonoids compounds of the atemoya fruit (Annona squamosa L. x Annona cherimola Mill.) and evaluation using multiv...

by SANTOS,WALTER N.L. DOS, SAUTHIER,MARIA CELESTE S., CAVALCANTE,DANNUZA D., BENEVIDES,CLÍCIA M.J., DIAS,FÁBIO S., SANTOS,DANIELE C.M.B.
Published 2016

Multielement Determination of Macro and Micro Contents in Medicinal Plants and Phytomedicines from Brazil by ICP OES

by Santos Júnior,Aníbal de F., Matos,Rafael A., Andrade,Eberson M. J., Santos,Walter N. L. dos, Magalhães,Hemerson I. F., Costa,Fernanda do N., Korn,Maria das Graças A.
Published 2017

Solid Phase Extraction to On-Line Preconcentrate Trace Cadmium Using Chemically Modified Nano-Carbon Black with 3-Mercaptopropyltrimethoxysilane

by Zappielo,Caroline D., Nanicuacua,Daniel M., Santos,Walter N. L. dos, Silva,Daniel L. F. da, Dall'Antônia,Luiz H., Oliveira,Fernanda M. de, Clausen,Débora N., Tarley,César R. T.
Published 2016

Multivariate optimization and validation of an analytical method for the determination of cadmium in wines employing ET AAS

by Ferreira,Sérgio L. C., Jesus,Robson M. de, Matos,Geraldo D., Andrade,Jailson B. de, Bruns,Roy E., Santos,Walter N. L. dos, Cavalcante,Danuza D., Vale,Maria G. R., Dessuy,Morgana B.
Published 2009