Results 1 to 10 of about 8,699 (118)

Comprehensive characterization of flavor compounds in goji berry by HS-SPME-GCMS combined with AntDAS-GCMS for geographical discrimination [PDF]

open access: yesFood Chemistry: X
The accurate and comprehensive characterization of flavor compounds in Ningxia Goji berry (Lycii Fructus) to provide an accurate geographical discrimination model remains unrealized.
Lu Han   +8 more
doaj   +2 more sources

Improved sample storage, preparation and extraction of blueberry aroma volatile organic compounds for gas chromatography

open access: yesJournal of Chromatography Open, 2023
Aroma profiles of blueberries contain a heterogeneous mixture of volatile organic compounds (VOCs), and headspace sampling is the most efficient approach to VOC extraction from berries.
Ryan P. Dias   +5 more
doaj   +1 more source

Comparative Investigation of Conventional and Innovative Headspace Extraction Methods to Explore the Volatile Content of Human Milk

open access: yesMolecules, 2022
The odor of human milk induces search-like movements and oral activation in newborns, which increases their chances of taking advantage of milk intake and benefits. However, the underlying volatile fraction of human milk remains understudied.
Sarah Le Roy   +5 more
doaj   +1 more source

Effects of Different Extraction Methods on Vanilla Aroma

open access: yesMolecules, 2022
To establish the analytic conditions for examining the aroma quality of vanilla pods, we compared different extraction methods and identified a suitable option.
Chih-Hsin Yeh   +5 more
doaj   +1 more source

Comparison of fragrance and flavor components in non-psilocybin and psilocybin mushrooms using vacuum-assisted headspace high-capacity solid-phase microextraction and gas chromatography–mass spectrometry

open access: yesAdvances in Sample Preparation, 2023
Vacuum-assisted headspace high capacity solid-phase microextraction (Vac-HS-HC-SPME) coupled with gas chromatography–mass spectrometry (GC–MS) was used to compare the volatile compounds that make up the volatile and semi-volatile components of five ...
Shannon L. Thomas   +2 more
doaj   +1 more source

Comparison of three different methods for adsorption of aroma compounds for green tea, yellow tea and white tea

open access: yes浙江大学学报. 农业与生命科学版, 2020
Combined with gas chromatography-mass spectrometer (GC-MS), we compared the adsorption characteristics and laws of aroma compounds for green tea, yellow tea and white tea by using three methods, i.e.
CHEN Jiaojiao   +5 more
doaj   +1 more source

The Discrimination and Characterization of Volatile Organic Compounds in Different Areas of Zanthoxylum bungeanum Pericarps and Leaves by HS-GC-IMS and HS-SPME-GC-MS

open access: yesFoods, 2022
The pericarps of Zanthoxylum bungeanum (ZBP) and leaves of Zanthoxylum bungeanum (ZBL) are popular spices in China, and they have pharmacological activities as well.
Xinlong Wu   +11 more
doaj   +1 more source

Optimisation of Urine Sample Preparation for Headspace-Solid Phase Microextraction Gas Chromatography-Mass Spectrometry: Altering Sample pH, Sulphuric Acid Concentration and Phase Ratio

open access: yesMetabolites, 2020
Headspace-solid phase microextraction gas chromatography-mass spectrometry (HS-SPME-GC-MS) can be used to measure volatile organic compounds (VOCs) in human urine.
Prashant Aggarwal   +5 more
doaj   +1 more source

Determination of terpenoids in Baijiu using solid-phase extraction combined with headspace solid-phase microextraction

open access: yesInternational Journal of Food Properties, 2022
A new method based on solid-phase extraction (SPE) combined with headspace solid-phase microextraction (HS-SPME) was established for the determination of terpenes in Baijiu.
Minxue Feng   +7 more
doaj   +1 more source

Volatile Organic Constituents of Clinopodium gilliesii (Benth.) Kuntze: Analysis by HS-SPME and classic hydrodistillation

open access: yesRevista Colombiana de Investigaciones Agroindustriales, 2016
In the present research, an analytical methodology to micro scale based on the use of the HS-SPME/GC-MS to determine volatile compounds present in Clinopodium gilliesii (Benth.) Kuntze (Lamiaceae) was employed, and settled differences and similarities ...
Ana María Vázquez   +5 more
doaj   +1 more source

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