Results 21 to 30 of about 13,712 (179)

Current Trends in Fully Automated On-Line Analytical Techniques for Beverage Analysis

Beverages, 2019
The determination of target analytes in complex matrices such as beverages requires a series of analytical steps to obtain a reliable analysis. This critical review presents the current trends in sample preparation techniques based on solid phase ...
Karen Mejía-Carmona, Marcela Jordan-Sinisterra, Fernando M. Lanças   +2 more
doaj   +1 more source

Non-steroidal anti-inflammatory drugs (NSAIDs) in the environment: Updates on pretreatment and determination methods

Ecotoxicology and Environmental Safety, 2023
Non-steroidal anti-inflammatory drugs (NSAIDs) are widely used in human and animal health care to reduce persistent inflammation, pain and fever because of their anti-inflammatory, analgesic and antipyretic effects.
Yu Zhou, Jia-yuan Lin, Yu Bian, Chen-jie Ren, Ni Xiao-li, Chun-yu Yang, Xu Xiao-xue, Xue-song Feng   +7 more
doaj   +1 more source

Microextraction Techniques with Deep Eutectic Solvents

Molecules, 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, Eirini Andreasidou, Victoria Samanidou   +2 more
doaj   +1 more source

Applications of Liquid-Phase Microextraction in the Sample Preparation of Environmental Solid Samples

Molecules, 2014
Solvent extraction remains one of the fundamental sample preparation techniques in the analysis of environmental solid samples, but organic solvents are toxic and environmentally harmful, therefore one of the possible greening directions is its ...
Helena Prosen
doaj   +1 more source

Recent progress in solid- and liquid-phase microextraction methods for the extraction and quantification of current-use pesticides

Advances in Sample Preparation
The widespread use of pesticides has led to their pervasive presence in diverse environmental matrices such as water, air, and soil. Therefore, accurate and reliable determination of pesticides in various sample types is essential.
Seyedeh Bentolhoda Hosseinian, Milad Ghani, Jahan Bakhsh Raoof   +2 more
doaj   +1 more source

Optimization of Solid Phase Microextraction Conditions for Volatile Components of Foods by Using Response Surface Methodology

Turkish Journal of Agriculture: Food Science and Technology, 2017
High vacuum steam distillation, simultaneous distillation extraction, steam distillation, purge and trap methods are used for sample preparation in volatile component analysis. Since these methods are difficult and costly to implement, these methods have
Ceyda Dadalı, Yeşim Elmacı Elmacı
doaj   +1 more source

Headspace solid-phase microextraction: Fundamentals and recent advances

Advances in Sample Preparation, 2022
Solid-phase microextraction (SPME) has become a powerful sample preparation technique which allows to efficiently isolate and enrich analytes from complex matrixes.
Carlina Lancioni, Cecilia Castells, Roberto Candal, Marcos Tascon   +3 more
doaj   +1 more source

Theory of Solid-Phase Microextraction [PDF]

Journal of Chromatographic Science, 2000
The main objective of this contribution is to describe the fundamental concepts associated with solid-phase microextraction (SPME). Theory provides insight when developing SPME methods and identifies parameters for rigorous control and optimization. A mathematical model has been developed to understand the principal processes of SPME by applying basic ...
openaire   +2 more sources

Integrated Assessment of Lipid Oxidation and Off‐Flavor Formation in Plant Protein Powders

Journal of the American Oil Chemists' Society, EarlyView.
Impact of residual lipids on oxylipin and off‐flavor formation in commercial plant proteins: A detailed analysis of precursor‐product relationships by GC‐FID, LC‐MS/MS, and GC‐MS. ABSTRACT The widespread adoption of plant proteins is hindered by their inherent off‐flavors, often linked to lipid oxidation products.
Fernanda Furlan Goncalves Dias, Wellington da Silva Oliveira, Stanislau Bogusz Junior, Ameer Y. Taha   +3 more
wiley   +1 more source

Application of solid-phase microextraction in atomic spectrometry

Advances in Sample Preparation, 2022
With the growing requirements for the monitoring of heavy metals at an ultra-trace level in the environment and the real-time detection of toxic elements and their compounds for environmental pollution accidents, researchers devoted significant efforts ...
Yubin Su, Tian Ren, Yao Lin, Chengbin Zheng   +3 more
doaj   +1 more source