Results 31 to 40 of about 5,247,884 (205)

Solid-Phase Microextraction and Related Techniques in Bioanalysis

Molecules, 2023
Living organisms, such as microorganisms, plants and animals, are composed of complex constituents, which may include bioactive components that maintain their functions [...]
Hiroyuki Kataoka
doaj   +1 more source

Antidepressant Misuse in Esports: A Review of Pharmacology, Adverse Effects, Pharmacokinetics and Biomatrix‐Based Detection for Anti‐Doping Applications

Drug Testing and Analysis, EarlyView.
This review highlights the misuse of antidepressants as potential cognitive‐enhancing agents in Esports. Despite pharmacological effects that overlap with those of psychostimulants, antidepressants remain an under‐recognised source of doping in Esports.
Kassim Ali Salum, Shao‐Hsin Hung, Meng‐Tsang Hsieh, Mei‐Chich Hsu, William Chih‐Wei Chang   +4 more
wiley   +1 more source

Otimização e aplicação da microextração em fase sólida com e sem refrigeração interna em amostras de ervas medicinais e água de rio [PDF]

, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em Quimica, Florianópolis, 2013A microextração em fase sólida no modo de extração headspace (HS-SPME) e a microextração ...
Merib, Josias de Oliveira
core  

Microextraction and Eco-Friendly Techniques Applied to Solid Matrices Followed by Chromatographic Analysis

Separations
In this review, a 5-year overview on environmentally friendly approaches for the extraction of the most relevant organic pollutants in soil, sediment, particulate matter, and sewage sludge coupled with chromatographic analysis is reported.
Attilio Naccarato, Rosangela Elliani, Antonio Tagarelli   +2 more
doaj   +1 more source

Tracking Base Note Persistence in Fragrances by Time‐Resolved Analysis: Revealing Ingredient Contributions

Flavour and Fragrance Journal, EarlyView.
A validated dynamic headspace–thermal desorption–GC method was developed to measure the substantivity of synthetic musks over time. The method enables objective assessment of fragrance persistence and highlights the contribution of fragrance long‐lasting technologies.
Catherine Malhiac, Charbel Hawko, Jennifer Buzzi, Haris Laghouati, Christophe Marin, Géraldine Savary   +5 more
wiley   +1 more source

Novas estratégias de otimização para a técnica de SPME e SPME com recobrimento internamente refrigerado [PDF]

, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas, Programa de Pós-Graduação em Química, Florianópolis, 2011Esta Tese apresenta três novas estratégias de otimização, sendo duas aplicadas à técnica de ...
Martendal, Edmar
core  

Applications of porous frameworks in solid-phase microextraction

, 2021
Porous frameworks are a term of attracting solid materials assembled by interconnection of molecules and ions. These trendy materials due to high chemical and thermal stability, well-defined pore size and structure, and high effective surface area gained
Shamsayei, Maryam,, Yamini, Yadollah,, Khataei, Mohammad Mahdi,, Lund University.   +3 more
core   +2 more sources

Natural deep eutectic solvents and natural solid biosorbents in microextraction techniques of organic compounds based on chromatographic techniques: A critical review

Advances in Sample Preparation
Analytical chemistry has increasingly focused on the environmental impact of its methods, with significant attention given to green principles in sample preparation. Techniques like Solid-Phase Microextraction (SPME), Micro-Solid-Phase Extraction (µ-SPE),
Eduardo Carasek, Lucas Morés, Natan da Cunha, Guilherme Leal Branco, Adriana Neves Dias   +4 more
doaj   +1 more source

Optimization of extraction and identification of volatile compounds from Myrciaria floribunda

Revista Ciência Agronômica, 2021
The composition of the volatile profile of rumberry fruits (Myrciaria floribunda) was determined using solid- phase microextraction in headspace mode and gas chromatography, coupled with mass spectrometry.
Yesenia Mendoza García, Eurico Eduardo Pinto de Lemos, Rodinei Augusti, Júlio Onésio Ferreira Melo   +3 more
doaj   +1 more source

Monitoring and Mitigation Strategies for Hazardous Compounds in Chinese Rice Wine (Huangjiu): A Comprehensive Review

Food Safety and Health, EarlyView.
This review elucidates the formation pathways and detection technologies for ethyl carbamate, biogenic amines, and higher alcohols in Huangjiu. It concludes that integrated control frameworks are essential to decouple safety risks from the metabolic processes responsible for flavor development.
Lulu Liu, Zhiqiang Kong, Lin Li, Yifan Zhang, Bei Fan, Minmin Li   +5 more
wiley   +1 more source