Results 1 to 10 of about 5,286,924 (174)

Microextraction Techniques with Deep Eutectic Solvents [PDF]

open access: yesMolecules, 2020
In this review, the ever-increasing use of deep eutectic solvents (DES) in microextraction techniques will be discussed, focusing on the reasons needed to replace conventional extraction techniques with greener approaches that follow the principles of ...
Orfeas-Evangelos Plastiras   +2 more
doaj   +3 more sources

Solid Phase-Based Microextraction Techniques in Therapeutic Drug Monitoring [PDF]

open access: yesPharmaceutics, 2023
Therapeutic drug monitoring is an established practice for a small group of drugs, particularly those presenting narrow therapeutic windows, for which there is a direct relationship between concentration and pharmacological effects at the site of action.
Sofia Soares   +3 more
doaj   +4 more sources

Recent Advances in Applications of Ionic Liquids in Miniaturized Microextraction Techniques [PDF]

open access: yesMolecules, 2018
Green sample preparation is one of the most challenging aspects in green analytical chemistry. In this framework, miniaturized microextraction techniques have been developed and are widely performed due to their numerous positive features such as ...
Maria Kissoudi, Victoria Samanidou
doaj   +3 more sources

Novel Applications of Microextraction Techniques Focused on Biological and Forensic Analyses [PDF]

open access: yesSeparations, 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   +11 more
doaj   +6 more sources

Advanced Solid-Phase Microextraction Techniques and Related Automation: A Review of Commercially Available Technologies [PDF]

open access: yesJournal of Analytical Methods in Chemistry, 2022
The solid-phase microextraction (SPME), invented by Pawliszyn in 1989, today has a renewed and growing use and interest in the scientific community with fourteen techniques currently available on the market.
Stefano Dugheri   +7 more
doaj   +2 more sources

Recent developments in microextraction techniques for detection and speciation of heavy metals

open access: yesAdvances in Sample Preparation, 2022
Analysis of heavy metals and their species in complex samples such as environment, biology and medicine is be of paramount importance due to their toxicity, persistence, and bioaccumulation.
Xiaochong Song, Xiaojia Huang
doaj   +3 more sources

A comprehensive review on the use of microextraction techniques in the analysis of cosmetic products

open access: yesAdvances in Sample Preparation, 2022
Microextraction techniques have gained special relevance since their appearance in the 90s, and the analysis of cosmetic products has not been immune to this trend.
Lorenza Schettino   +3 more
doaj   +3 more sources

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]

open access: yesAnal 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   +5 more
europepmc   +2 more sources

Microextraction Techniques Used in the Procedures for Determining Organomercury and Organotin Compounds in Environmental Samples [PDF]

open access: yesMolecules, 2014
Due to human activities, the concentrations of organometallic compounds in all parts of the environment have increased in recent decades. The toxicity and some biochemical properties of mercury and tin present in the environment depend on the ...
Małgorzata Rutkowska   +3 more
doaj   +2 more sources

Green and Emerging Microextraction Strategies for Bioanalytical Determination of Hormones: Trends, Challenges, and Applications [PDF]

open access: yesMolecules
Accurate and sensitive determination of hormones in biological matrices is essential for clinical diagnostics, therapeutic monitoring, and endocrine research.
David Vicente-Zurdo   +2 more
doaj   +2 more sources

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