Valfredo Azevedo Lemos

3PUBLICATIONS
7CO-AUTHORS
BiodiscoveryInstrumental methods (excl. immunological and bioassay methods)
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Publications (3)

|Aug 10, 2026
Environmentally friendly vortex-assisted liquid-phase microextraction using a deep eutectic solvent for lead determination in seafood.

|Dec 28, 2020
Multivariate optimization of ultrasound-assisted liquid-liquid microextraction based on two solvents for cadmium preconcentration prior to determination by flame atomic absorption spectrometry.

Vanessa Jesus Ferreira, Marina Santos de Jesus, Mayara Costa Dos Santos

|Mar 21, 2019
Determination of cadmium in bread and biscuit samples using ultrasound-assisted temperature-controlled ionic liquid microextraction.

Analú P Santos, Márcio Js Dos Santos, Maria das Graças Andrade Korn

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Frequent Collaborators

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Wesley N Guedes

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Cleber G Novaes

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Floriatan Santos Costa

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Erik Galvão Paranhos da Silva