Results 11 to 20 of about 76,914 (265)

Use of green alternative solvents in dispersive liquid-liquid microextraction: A review.

Journal of Separation Science, 2021
Dispersive liquid-liquid microextraction is one of the most widely used microextraction techniques currently in the Analytical Chemistry field, mainly due to its simplicity and rapidity.
José Grau, C. Azorín, J. L. Benedé, A. Chisvert, A. Salvador   +4 more
semanticscholar   +1 more source

GC-MS determination of malondialdehyde, acrolein, and 4-hydroxy-2-nonenal by ultrasound-assisted dispersive liquid-liquid microextraction in beverages.

Food Chemistry, 2022
A new, fast, simple, and effective ultrasound-assisted dispersive liquid-liquid microextraction procedure (UA-DLLME) for the gas chromatography-mass spectrometry (GC-MS) determination of malondialdehyde, acrolein, and 4-hydroxy-2-nonenal in beverages was
J. A. Custodio-Mendoza, C. Caamaño-Fernandez, M. Lage, P. J. Almeida, R. A. Lorenzo, A. Carro   +5 more
semanticscholar   +1 more source

Novel Applications of Microextraction Techniques Focused on Biological and Forensic Analyses

Separations, 2022
In recent years, major attention has been focused on microextraction procedures that allow high recovery of target analytes, regardless of the complexity of the sample matrices.
Cristian D’Ovidio, Martina Bonelli, Enrica Rosato, Angela Tartaglia, Halil İbrahim Ulusoy, Victoria Samanidou, Kenneth G. Furton, Abuzar Kabir, Imran Ali, Fabio Savini, Marcello Locatelli, Ugo de Grazia   +11 more
doaj   +1 more source

Application of chemometrics for modeling and optimization of ultrasound-assisted dispersive liquid–liquid microextraction for the simultaneous determination of dyes

npj Clean Water, 2021
As the world population continues to grow, so does the pollution of water resources. It is, therefore, important to identify ways of reducing pollution as part of our effort to significantly increase the supply of clean and safer water.
S. Shojaei, S. Shojaei, A. Nouri, Leila Baharinikoo   +3 more
semanticscholar   +1 more source

Determination of Benzo(α)pyrene in Infant Formula Using High Performance Liquid Chromatography and Dispersive Liquid–Liquid Microextraction [PDF]

Pharmaceutical Sciences, 2023
Background: Benzo(α)pyrene (BaP) is one of the most familiar polycyclic aromatic hydrocarbons (PAHs) to evaluate food safety and quality and can be present in infant formulas An analytical method for the extraction and quantification of BaP in infant ...
Akram Faridi, Mahboob Nemati
doaj   +1 more source

Dispersive liquid-liquid microextraction based on deep eutectic solvent for elemental impurities determination in oral and parenteral drugs by inductively coupled plasma optical emission spectrometry.

Analytica Chimica Acta, 2021
A simple, fast, sensitive and green pretreatment method for determination of Cd, Co, Hg, Ni, Pb and V in oral and parenteral drug samples using inductively coupled plasma optical emission spectrometry (ICP OES) has been developed.
Fernanda C. Pinheiro, M. Aguirre, J. Nóbrega, Nerea González‐Gallardo, D. Ramón, A. Canals   +5 more
semanticscholar   +1 more source

Chemical derivatization processes applied to amine determination in samples of different matrix composition [PDF]

, 2015
No abstract ...
Biziuk, Marek, Morrison, Calum, Namieśnik, Jacek, Płotka-Wasylka, Justyna M.   +3 more
core   +1 more source

One-step ionic liquid-based ultrasound-assisted dispersive liquid–liquid microextraction coupled with high-performance liquid chromatography for the determination of pyrethroids in traditional Chinese medicine oral liquid preparations

BMC Chemistry, 2019
In this study, a simple one-step ionic liquid-based ultrasound-assisted dispersive liquid–liquid microextraction technique was coupled with high-performance liquid chromatography for the analysis of four pyrethroids in three kinds of traditional Chinese ...
Yiyi Liao, Yuge Hou, Yan Zhong, Hong Chen, Chang Xu, Makoto Tsunoda, Yingxia Zhang, Shiming Deng, Yanting Song   +8 more
doaj   +1 more source

Application of dispersive liquid–liquid microextraction and high-performance liquid chromatography for the determination of cetrimonium bromide in water samples [PDF]

شیمی کاربردی روز, 2013
A simple, rapid and sensitive method for the determination of cetrimonium bromide at trace levels in water samples was developed by combining a dispersive liquid –liquid microextraction (DLLME) technique with high performance liquid ...
Maryam Rajabi, Mehri Ghazaghi
doaj   +1 more source

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

, 2021
A new green alternative vortex-assisted dispersive liquid–liquid microextraction method based on a natural hydrophobic deep eutectic solvent was developed for the extraction of 14 phthalic acid est...
Á. Santana-Mayor, A. Herrera‐Herrera, R. Rodríguez-Ramos, B. Socas-Rodríguez, M. Rodríguez-Delgado   +4 more
semanticscholar   +1 more source