Results 71 to 80 of about 1,649,552 (239)

Profiling Croatian Whisky Using GC/MS-MS and UHPLC-QTOF

open access: yesApplied Sciences
This study investigates the chemical profiling of Croatian whisky using advanced analytical techniques: Solid-phase microextraction followed by gas chromatography coupled to mass spectrometry (SPME-GC-MS) and ultra-high-performance liquid chromatography ...
Ante Lončarić   +7 more
doaj   +1 more source

Automated Signal Processing Applied to Volatile-Based Inspection of Greenhouse Crops [PDF]

open access: yes, 2010
Gas chromatograph–mass spectrometers (GC-MS) have been used and shown utility for volatile-based inspection of greenhouse crops. However, a widely recognized difficulty associated with GC-MS application is the large and complex data generated by this ...
Christensen   +39 more
core   +4 more sources

나뭇잎 내 미량 리그닌 페놀 분석을 위한 열분해 가스 크로마토그래픽 질량분석 (Pyrolysis-GC/MS) 적용 연구 [PDF]

open access: yes, 2019
학위논문(석사)--서울대학교 대학원 :환경대학원 환경계획학과,2019. 8. 오능환.Pyrolysis combined with gas chromatography and mass spectrometry (Py-GC/MS) is a relatively rapid method (1-3 h) for investigating polymers. Tree leaves of five conifer species and six deciduous tree species
Jia Xichun
core  

Eucalyptus essential oil as a natural food preservative: in vivo and in vitro antiyeast potential [PDF]

open access: yes, 2014
In this study, the application of eucalyptus essential oil/vapour as beverages preservative is reported. The chemical composition of eucalyptus oil was determined by gas chromatography-mass spectrometry (GC-MS) and solid phase microextraction GC-MS (SPME/
Bukvicki, Danka   +6 more
core   +3 more sources

GC/GC-MS analysis and biological activities of Lantana Camara Linn.

open access: yesJournal of Sustainable Environment
Medicinal plants have been a part of human history for thousands of years and are still used as healthcare throughout the world. The current research aims to explore the chemical constituents of the methanol soluble extract (LC-Me) and petroleum ether ...
Riffat Abdul Ghafoor   +7 more
doaj   +1 more source

An integrated approach to the study of Ri de pomme, a painting by Julian Schnabel [PDF]

open access: yes, 2015
The painting Ri de Pomme (1988) by American artist Julian Schnabel was recently subjected to an extensive and disputed restoration with polyvinyl acetate (PVAc) paints.
Colombini, MARIA PERLA   +3 more
core  

Reversing microcrystalline tests: an analytical approach to recycling of microcrystals from drugs of abuse [PDF]

open access: yes, 2011
A combined analysis of microcrystalline tests followed by LC-MS or GC-MS analysis is described. Microcrystalline tests are shown to be non-destructive as addition products formed were easily dissociated after the application of an appropriate solvent ...
Bell   +12 more
core   +2 more sources

Characterization of the key aroma compounds in a novel Qingke baijiu of Tibet by GC-MS, GC×GC-MS and GC-O-MS

open access: yesFood Chemistry Advances
As a local specialty of Tibet, Qingke baijiu (QB) is made from highland barley, and is referred to as the manufacturing process of light-aroma baijiu. Using highland barley in the Qu-making and the high-temperature stacking process of sauce-aroma baijiu ...
Yahui Zhao   +13 more
doaj  

2017 update - Air Quality Laboratory & Olfactometry Laboratory Equipment - Koziel\u27s Lab [PDF]

open access: yes, 2018
EQUIPMENT Major equipment in Dr. Koziel’s laboratory (koziel@iastate.edu) see reference list below for complete descriptions of equipment used in previous research.
Koziel, Jacek, Koziel, Jacek
core   +2 more sources

Real‐time quality authentication of honey using atmospheric pressure chemical ionisation mass spectrometry ( APCI ‐ MS ) [PDF]

open access: yes, 2019
The aim of this study was to use gas chromatography-mass spectrometry (GC-MS) and APCI-MS techniques to detect adulteration in honey. The key volatile compounds in the headspace of the adulterated honeys were marked by GC-MS and their representative ...
Al‐Rejaie, Salim   +5 more
core   +2 more sources

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