Search Results - "Martins, Rafael O."

Microextraction by packed sorbent: Introducing a novel hybrid silica-based chitosan-graphene oxide biosorbent for the evaluation of pesticides and antibiotics in food matrices by Martins, Rafael O., Lanças, Fernando M.

“…•A novel graphene-based biosorbent was developed.•Efficient extraction of pesticides and antibiotics from food samples.•Eco-friendly microextraction is done…”
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Polypyrrole monolithic extraction phase: From conventional to miniaturized sample preparation techniques by Machado, Lucas S., Soares, Francielle Q., Martins, Rafael O., Bernardo, Ricardo A., Cardoso, Alessandra T., Ruggiero, Marçal A., Rabelo, Denilson, Souza, Paulo Sérgio, Chaves, Andréa R.

“…•A new monolithic polymer was used as an extraction phase for SPE and DPX methods.•The SPE method was able to extract triazines in water samples.•The DPX…”
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Electromembrane Extraction of Naphthenic Acids in Produced Water Followed by Ultra-High-Resolution Mass Spectrometry Analysis by de Araújo, Giovanna L., dos Santos, Gabriel F., Martins, Rafael O., da Silva Lima, Gesiane, Medeiros, Iris, de Carvalho, Rogério M., Simas, Rosineide C., Sgobbi, Lívia F., Chaves, Andréa R., Vaz, Boniek G.

“…Naphthenic acids comprise one of the most toxic compounds of the produced water released from offshore oil platforms. Therefore, developing and applying…”
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A Semi-Automated Molecularly Imprinted Polymer Solid-Phase Extraction Method for Catechin Analysis from Jaboticaba (Plinia sp.) Peel Extract Samples by UHPLC-DAD by Cardoso, Alessandra, Martins, Rafael, Machado, Lucas, Kato, Lucília, Simas, Rosineide, Cardoso, Carmen Lúcia, Chaves, Andréa

“…Jaboticaba (Plinia sp.), a nutritionally significant Brazilian fruit, is rich in phenolic compounds, such as catechin, known for its biological and…”
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