Search Results - "Domingues, Diego S."

Hybrid silica monolith for microextraction by packed sorbent to determine drugs from plasma samples by liquid chromatography–tandem mass spectrometry by de Souza, Israel D., Domingues, Diego S., Queiroz, Maria E.C.

“…The present study (1) reports on the synthesis of two hybrid silica monoliths functionalized with aminopropyl or cyanopropyl groups by the sol–gel process; (2)…”
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Automated system developed to control pH and concentration of nutrient solution evaluated in hydroponic lettuce production by Domingues, Diego S, Takahashi, Hideaki W, Camara, Carlos A.P, Nixdorf, Suzana L

“…► The nutrient solution passes through the temperature sensor, conductivity cell and the pH electrode. ► Their data are acquired by software ControlHidro. ►…”
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Selective solid-phase extraction using molecularly imprinted polymers for analysis of venlafaxine, O-desmethylvenlafaxine, and N-desmethylvenlafaxine in plasma samples by liquid chromatography–tandem mass spectrometry by Miranda, Luis Felippe C., Domingues, Diego S., Queiroz, Maria Eugênia C.

“…•Novel molecularly imprinted polymer (MIP) for selective extraction of venlafaxine and metabolites from plasma samples.•The microdisc packed with MIP (8mg) was…”
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Detection of roasted and ground coffee adulteration by HPLC by amperometric and by post-column derivatization UV–Vis detection by Domingues, Diego S., Pauli, Elis D., de Abreu, Julia E.M., Massura, Francys W., Cristiano, Valderi, Santos, Maria J., Nixdorf, Suzana L.

“…•Chromatographic methods to detect effectively adulterants in roasted coffee.•Two distinct methods and HPLC systems were evaluated for the same samples…”
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