Results 1 to 10 of about 1,468,518 (162)

Schiff Base-UiO66 Composite-based Dispersive Micro Solid-Phase Extraction of Pesticides From Fruit Juices Combined With Dispersive Liquid-Liquid Microextraction Prior to Gas Chromatography-Flame Ionisation Detection. [PDF]

Anal Sci Adv
ABSTRACT A dispersive micro solid‐phase extraction method was introduced using a Schiff base‐UiO66 nanocomposite as the adsorbent in the extraction of multi‐class pesticide residues in pear, cherry, grape, and apricot juices. The extraction procedure was hyphenated with a liquid‐phase microextraction procedure, providing a high preconcentration factor ...
Hosseininezhad B, Bomorovat M, Nemati M, Farajzadeh MA, Atazadeh R, Afshar Mogaddam MR.   +5 more
europepmc   +2 more sources

Automated high-throughput dispersive liquid-liquid microextraction coupled with UHPLC-MS/MS for detecting triazole fungicides in water, juices, wine, and tea [PDF]

Food Chemistry: X
The widespread use of triazole fungicides has raised concerns over residual. This study presents an automated, environmentally friendly, simple, and efficient method for detecting triazole fungicides in food samples, utilizing high-throughput liquid ...
Yuxin Wang, Jin Liu, Suzhen Li, Jizhen Fu, Xiaowen Wang, Li Li, Xu Jing   +6 more
doaj   +2 more sources

Green Solvent-Based Dispersive Liquid–Liquid Microextraction Method Coupled with High-Performance Liquid Chromatography for the Determination of Triazole Fungicides in Cereal Samples [PDF]

Foods
Triazole fungicides (TFs) are widely used in cereal production due to their potent fungicidal activity and broad-spectrum efficacy. Nonetheless, residues of TFs in food products may pose risks to food safety and human health.
Min Li, Yulin Wang, Huajuan Yin, Xu Jing, Yunlong Li   +4 more
doaj   +2 more sources

Dispersive Liquid–Liquid Microextraction Method Utilizing a Novel Peripherally Tetra-Substituted Ni(II) Phthalocyanine as a Sensor Prior to UV-Visible Spectrophotometry for the Determination of Co²⁺ [PDF]

Molecules
Dispersive liquid–liquid microextraction (DLLME) is an economical, rapid, sensitive, and environmentally friendly miniaturized liquid–liquid extraction format.
Yasemin Çağlar, Ece Tuğba Saka
doaj   +2 more sources

Ultra performance liquid chromatography with ultrasound assisted magnetic ionic liquid dispersive liquid liquid microextraction for determination of 20 neurotransmitters in spinal cords [PDF]

Scientific Reports
Neurotransmitters (NTs) are essential for modulating nerve signal transmission in the spinal cord, and this study aims to develop a highly sensitive, rapid, and accurate method for analyzing NTs in rat spinal cord tissue.
Zheyuan Fan, Wei Yu, Zhongling Liu
doaj   +2 more sources

Magnetic nanoparticles assisted dispersive liquid–liquid microextraction of chloramphenicol in water samples [PDF]

Royal Society Open Science, 2020
This work describes the development of a new methodology based on magnetic nanoparticles assisted dispersive liquid–liquid microextraction (DLLME-MNPs) for preconcentration and extraction of chloramphenicol (CAP) antibiotic residues in water.
Salwani Md Saad, Nur Afiqah Aling, Mazidatulakmam Miskam, Mardiana Saaid, Nur Nadhirah Mohamad Zain, Sazlinda Kamaruzaman, Muggundha Raoov, Nor Suhaila Mohamad Hanapi, Wan Nazihah Wan Ibrahim, Noorfatimah Yahaya   +9 more
doaj   +1 more source

Application of Dispersive Liquid-Liquid Microextraction in Forensic Toxicological Analysis [PDF]

Fayixue Zazhi, 2019
Currently, the main sample pretreatment methods for forensic toxic analysis are liquid-liquid extraction （LLE） and solid-phase extraction （SPE）. As a simple, convenient, and low-cost LLE method, dispersion liquid-liquid microextraction （DLLME） has high ...
YANG Yu, ZHANG Yun-feng, LI Xin-tong，et al.
doaj   +1 more source

Preconcentration and Determination of Paranitroaniline Using Dispersive Liquid-Liquid Microextraction in the textile waste samples [PDF]

شیمی کاربردی روز, 2017
In this study, dispersive Liquid- Liquid microextraction (DLLME) as highly sensitive procedure was developed for preconcentration and determination of paranitroaniline in  textile industrial wastewater samples.
mohammad alimoradi, marziyeh gharib, seyed mohammad hosseini, roholah heydari   +3 more
doaj   +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

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