Search Results - "Ramos, Ruth"

Deep eutectic solvents. The new generation of green solvents in analytical chemistry by Santana-Mayor, Álvaro, Rodríguez-Ramos, Ruth, Herrera-Herrera, Antonio V., Socas-Rodríguez, Bárbara, Rodríguez-Delgado, Miguel Ángel

“…The incessant effort to perform a more sustainable chemistry has brought about the development of new materials that accomplish the principles of the green…”
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Nano‐liquid chromatography combined with a sustainable microextraction based on natural deep eutectic solvents for analysis of phthalate esters by Santana‐Mayor, Álvaro, Rodríguez‐Ramos, Ruth, Socas‐Rodríguez, Bárbara, Rodríguez‐Delgado, Miguel Ángel, D'Orazio, Giovanni

“…The separation of 11 phthalic acid ester (PAEs) was carried out by nano‐liquid chromatography coupled to ultraviolet and MS detection. Preliminary experiments…”
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A green and simple procedure based on deep eutectic solvents for the extraction of phthalates from beverages by Santana-Mayor, Álvaro, Socas-Rodríguez, Bárbara, Rodríguez-Ramos, Ruth, Rodríguez-Delgado, Miguel Ángel

“…•A ChCl:phenol based deep eutectic solvent was applied for the DLLME of phthalates.•Parameters affecting the extraction efficiency of DLLME were studied and…”
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Development of a Green Alternative Vortex-Assisted Dispersive Liquid–Liquid Microextraction Based on Natural Hydrophobic Deep Eutectic Solvents for the Analysis of Phthalate Esters in Soft Drinks by Santana-Mayor, Álvaro, Herrera-Herrera, Antonio V, Rodríguez-Ramos, Ruth, Socas-Rodríguez, Bárbara, Rodríguez-Delgado, Miguel Ángel

“…A new green alternative vortex-assisted dispersive liquid–liquid microextraction method based on a natural hydrophobic deep eutectic solvent was developed for…”
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Quality assessment of environmental water by a simple and fast non-ionic hydrophobic natural deep eutectic solvent-based extraction procedure combined with liquid chromatography tandem mass spectrometry for the determination of plastic migrants by Santana-Mayor, Álvaro, Socas-Rodríguez, Bárbara, Rodríguez-Ramos, Ruth, Herrera-Herrera, Antonio V., Rodríguez-Delgado, Miguel Ángel

“…A non-ionic hydrophobic natural deep eutectic solvent (HNADES) based on thymol and menthol was proposed for the liquid-liquid microextraction of fourteen…”
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Assessment of pesticide residues contamination in cereals and pseudo-cereals marketed in the Canary Islands by Rodríguez-Ramos, Ruth, Santana-Mayor, Álvaro, Socas-Rodríguez, Bárbara, Herrera-Herrera, Antonio V., Ángel Rodríguez-Delgado, Miguel

“…•- QuEChERS procedure was applied for the analysis of coarse grains and pseudo-cereals.•- Multi-class pesticide (54) residues were evaluated by…”
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Critical review and re-assessment of analyte protectants in gas chromatography by Rodríguez-Ramos, Ruth, Lehotay, Steven J., Michlig, Nicolás, Socas-Rodríguez, Bárbara, Rodríguez-Delgado, Miguel Ángel

“…•The principles and applications of analyte protectants (APs) in GC analysis are reviewed for the first time.•Some mechanisms and theoretical calculations…”
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Eco-friendly approach developed for the microextraction of xenobiotic contaminants from tropical beverages using a camphor-based natural hydrophobic deep eutectic solvent by Rodríguez-Ramos, Ruth, Herrera-Herrera, Antonio V., Díaz-Romero, Carlos, Socas-Rodríguez, Bárbara, Rodríguez-Delgado, Miguel Ángel

“…In this work, an innovative green strategy has been developed for the analysis of twenty-seven endocrine disruptors, including bisphenols, alkylphenols and…”
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Application of polyaniline-based magnetic-dispersive-solid-phase microextraction combined with liquid chromatography tandem mass spectrometry for the evaluation of plastic migrants in food matrices by Conde-Díaz, Adrián, Rodríguez-Ramos, Ruth, Socas-Rodríguez, Bárbara, Salazar-Carballo, Pedro Ángel, Rodríguez-Delgado, Miguel Ángel

“…•Polyaniline-coated Fe3O4 m-NPs were synthesised and characterised in the laboratory.•An m-µ-dSPE protocol was developed for the extraction of plastic migrants…”
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Foliar treatment with MSB (menadione sodium bisulphite) to increase artemisinin content in Artemisia annua plants by García-García, Ana L., Rodríguez-Ramos, Ruth, Borges, Andrés A., Boto, Alicia, Jiménez-Arias, David

“…•Foliar treatment with 1 mM of MSB increased artemisinin content.•Treatment with MSB increased H2O2 content.•The activity of SOD and APX increased with MSB…”
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Nanomaterials as alternative dispersants for the multiresidue analysis of phthalates in soil samples using matrix solid phase dispersion prior to ultra-high performance liquid chromatography tandem mass spectrometry by Rodríguez-Ramos, Ruth, Socas-Rodríguez, Bárbara, Santana-Mayor, Álvaro, Rodríguez-Delgado, Miguel Ángel

“…In this study, the application of different nanomaterials as dispersants in matrix solid phase dispersion has been evaluated for the extraction of fifteen…”
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Development of a green analytical methodology based on a deep eutectic solvent for the determination of pesticide residues in industrial hemp by Rodríguez-Ramos, Ruth, Herrera-Herrera, Antonio V., Montesinos-Pereira, David, Socas-Rodríguez, Bárbara, Rodríguez-Delgado, Miguel Ángel

“…[Display omitted] •Different NADESs were evaluated for the extraction of pesticides from industrial hemp.•Betaine: propylene glycol (1:4, n/n) was selected to…”
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Application of a Liquid-Liquid Microextraction Method Based on a Natural Hydrophobic Deep Eutectic Solvent for the Extraction of Plastic Migrants from Kombuchas by Herrera-Herrera, Antonio V, Rodríguez-Ramos, Ruth, Santana-Mayor, Álvaro, Socas-Rodríguez, Bárbara, Rodríguez-Delgado, Miguel Ángel

“…A vortex-assisted liquid-liquid microextraction, based on a natural hydrophobic deep eutectic solvent made from the monoterpene thymol and octanoic fatty acid,…”
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Food safety assessment of wines commercialised in the Canary Islands by monitoring of pesticide residues from 2017 to 2019 by Santana-Mayor, Álvaro, Rodríguez-Ramos, Ruth, Herrera-Herrera, Antonio V., Conde-González, José Elías, Socas-Rodríguez, Bárbara

“…Population growth, international market expansion, and climate change have caused changes in agricultural practices, including increased use of phytosanitary…”
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Monitoring of the presence of plasticizers and effect of temperature and storage time in bottled water using a green liquid–liquid microextraction method by Santana-Mayor, Álvaro, Rodríguez-Ramos, Ruth, Herrera-Herrera, Antonio V., Socas-Rodríguez, Bárbara, Rodríguez-Delgado, Miguel Ángel

“…[Display omitted] •Effects of temperature and storage time on plasticizers in bottled water were studied.•A NaHDES was applied for the sustainable…”
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Evaluation of pesticide residues in rice marketed in Cape Verde by QuEChERS-LC/GC-MS analysis by Rodríguez-Ramos, Ruth, Santana-Mayor, Álvaro, Herrera-Herrera, Antonio V., Socas-Rodríguez, Bárbara, Rodríguez-Delgado, Miguel Ángel

“…[Display omitted] •QuEChERS followed by GC-MS/MS and UHPLC-MS was applied for pesticide determination.•Agricultural products (n = 98) from Cape Verdean markets…”
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Application of natural deep eutectic solvents for the extraction of plasticizers in laying hen and goat feed by Santana-Mayor, Álvaro, Socas-Rodríguez, Bárbara, Rodríguez-Ramos, Ruth, Herrera-Herrera, Antonio V., Rodríguez-Delgado, Miguel Ángel

“…[Display omitted] •Hydrophilic NADES were evaluated for the UAE of plasticizers from animal feeding.•Choline chloride- and betaine-based NADESs were tested as…”
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Sustainable polypyrrole-based magnetic-microextraction of phthalates from jellies and apple-based beverages prior to tandem mass spectrometry analysis by Rodríguez-Ramos, Ruth, Socas-Rodríguez, Bárbara, Santana-Mayor, Álvaro, Salazar-Carballo, Pedro Ángel, Rodríguez-Delgado, Miguel Ángel

“…•Polypyrrole-coated Fe3O4 m-NPs were prepared and characterised in the laboratory.•Fe3O4@PPy m-NPs were applied for the microextraction of PAEs from food and…”
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Recent Applications of Deep Eutectic Solvents in Environmental Analysis by Rodríguez-Ramos, Ruth, Santana-Mayor, Álvaro, Socas-Rodríguez, Bárbara, Rodríguez-Delgado, Miguel Ángel

“…The incessant generation of toxic waste and the growing concern over the environment have led the scientific community to delve into the search for more…”
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A simple, fast and easy methodology for the monitoring of plastic migrants in alcoholic and non-alcoholic beverages using the QuEChERS method prior to gas chromatography tandem mass spectrometry by Rodríguez-Ramos, Ruth, Socas-Rodríguez, Bárbara, Santana-Mayor, Álvaro, Rodríguez-Delgado, Miguel Ángel

“…In this work, the development of a simple, fast and reliable method for the evaluation of a group of twelve plastic migrants in alcoholic and non-alcoholic…”
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