Mostrando ítems 1-5 de 5
Ben Amar, Marwa (Fecha de defensa: 2021-10-22)
Wastewater discharged from industrial and agricultural activities contains relatively large amounts of toxic metal ions, especially including Cd(II), Cu(II), Pb (II), and Cr(VI). The removal of these ...
Sirvent Masias, Gemma (Fecha de defensa: 2005-04-22)
El desenvolupament de mètodes d'anàlisi de compostos fenòlics és una pràctica habitual en molts laboratoris des de l'establiment de mesures legislatives de control de les concentracions d'aquestes ...
Iglesias Juncà, Mònica (Fecha de defensa: 2000-03-03)
The present study focuses on the characterization of solid-liquid extraction techniques for the separation and preconcentration of rare-earth elements and precious metals. We developed an impregnated ...
Mallek, Maryam (Fecha de defensa: 2018-10-25)
Solid-phase microextraction (SPME) allow the achievement of high enrichment levels by using small volumes of solvents, enabling the low detection limits required for the determination of ketoprofen, ...
Sánchez Navarro, Juan Manuel (Fecha de defensa: 1999-03-17)
For the selective separation of Noble Metals, different new chelating polymers with the same functional group, based on tri-isobutylphosphine sulphide, have been synthesised. Different spacers between ...