Search Results - "Silva, Weida R."

Novel approaches for colorimetric measurements in analytical chemistry – A review by Fernandes, Gabriel Martins, Silva, Weida R., Barreto, Diandra Nunes, Lamarca, Rafaela S., Lima Gomes, Paulo Clairmont F., Flávio da S Petruci, João, Batista, Alex D.

“…Colorimetric techniques have been developed and used in routine analyses for over a century and apparently all their potentialities have been exhaustively…”
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Development of a Disposable Pipette Extraction Method Using Coffee Silverskin as an Adsorbent for Chromium Determination in Wastewater Samples by Solid Phase Extraction by Silva, Weida, Costa, Bruno, Batista, Alex, Alves, Vanessa, Coelho, Nivia

“…A procedure using disposable pipette tips adapted for solid-phase extraction, known as DPX‑SPE, was used as an alternative way for the chromium determination…”
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