Results 11 to 20 of about 56,272 (220)

Applications of headspace solid-phase microextraction in human biological matrix analysis

open access: yesReviews in Analytical Chemistry, 2022
The inherent complexity of the human biological matrix and its importance in modern medical diagnosis and medical research promote the development of modern analytical technology.
Ji Xiaoyue
doaj   +1 more source

Research progress of HS-SPME-GC-MS in the detection of volatile substances in fruit products

open access: yesShipin yu jixie, 2023
From the perspective of the application of headspace solid-phase microextraction-mass spectrometry coupled with gas chromatography-mass spectrometry (HS-SPME-GC-MS) technology in the detection of volatile substances in fruit products, this paper ...
PANG Ji-wei   +7 more
doaj   +1 more source

Honey volatiles as a fingerprint for botanical origin: a review on their occurrence on monofloral honeys [PDF]

open access: yes, 2020
Honeys have specific organoleptic characteristics, with nutritional and health benefits, being highly appreciated by consumers, not only in food but also in the pharmaceutical and cosmetic industries. Honey composition varies between regions according to
Figueiredo, Ana Cristina   +3 more
core   +1 more source

Modifying Headspace Sampling Environment Improves Detection of Boar Taint Compounds in Pork Fat Samples

open access: yesChemosensors, 2023
The extraction of boar taint compounds from pork fat samples was performed under various temperature (150, 300 and 450 °C) and atmosphere (air, nitrogen and reduced pressure) conditions.
Clément Burgeon   +3 more
doaj   +1 more source

Advances in Solid-Phase Microextraction

open access: yesSeparations, 2020
Analysis imposes substantial challenges, especially when dealing with analytes present at trace levels in complex matrices [...]
Attilio Naccarato, Antonio Tagarelli
doaj   +1 more source

High-throughput analytical methods employing microextraction techniques: Towards fast analyses lasting a few seconds

open access: yesAdvances in Sample Preparation, 2023
Green Analytical Chemistry (GAC) principles have influenced the development of analytical methods with minimal sample handling and operations, in contrast to conventional techniques, which are often laborious and time-consuming. Since the introduction of
Eduardo Carasek   +2 more
doaj   +1 more source

Microextraction for ambient ionization mass spectrometry analysis

open access: yesAdvances in Sample Preparation, 2022
Ambient ionization allows desorption of molecules and formation of ions directly from samples in native environment. Compared with traditional ionization techniques, it has unique features of simplicity and convenience, thus has attracted considerable ...
Yijing Liu, Yuhan Shang, Qiang Ma
doaj   +1 more source

Solid-phase microextraction for bioconcentration studies according to OECD TG 305 [PDF]

open access: yes, 2012
An important aim of the European Community Regulation on chemicals and their safe use is the identification of (very) persistent, (very) bioaccumulative, and toxic substances.
Böhm, Leonard   +2 more
core   +2 more sources

Modern Approaches to Preparation of Body Fluids for Determination of Bioactive Compounds

open access: yesSeparations, 2019
The current clinical and forensic toxicological analysis of body fluids requires a modern approach to sample preparation characterized by high selectivity and enrichment capability, suitability for micro-samples, simplicity and speed, and the possibility
Katarzyna Madej, Wojciech Piekoszewski
doaj   +1 more source

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   +1 more source

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