Zobrazeno 1 - 10
of 1 454
pro vyhledávání: '"solid-phase microextraction (spme)"'
Publikováno v:
Microbiology Research, Vol 15, Iss 3, Pp 1386-1405 (2024)
In this work, solid-state fermentation (SSF) was applied to babassu mesocarp (BM) for the low-cost bioproduction of natural aroma compounds having Trichoderma harzianum (IOC 4042) and Geotrichum candidum (CCT 1205) as microbial agents. Fermentation w
Externí odkaz:
https://doaj.org/article/8039ab7686a34480b9ac0d7eddcff553
Publikováno v:
Shipin yu jixie, Vol 40, Iss 6, Pp 164-169 (2024)
[Objective] This study aimed to investigate the chemical constituents of walnut leaves. [Methods] The volatile components of walnut leaves were analyzed by head-space solid micro-extraction and coupled with GC-MS. The chemical composition of ethanol
Externí odkaz:
https://doaj.org/article/48281b6a33d64cd985e4c83b87b0a429
Publikováno v:
Shipin gongye ke-ji, Vol 45, Iss 4, Pp 250-260 (2024)
Investigation of the aroma differences among different kinds of soy sauces is beneficial for controlling their flavor quality and processing improvement from the perspectives of raw materials and brewing techniques. The aroma compounds in ten premium
Externí odkaz:
https://doaj.org/article/42945d5d1feb43c683c51cbbdab5380f
Autor:
Mila Radan, Anđela Plavčić
Publikováno v:
Separations, Vol 11, Iss 11, p 313 (2024)
This study investigates the volatolome in an individual with chromhidrosis, utilizing solid-phase microextraction (SPME) and pentane extraction, followed by gas chromatography–mass spectrometry (GC-MS), to identify key volatile organic compounds (V
Externí odkaz:
https://doaj.org/article/2ffa18d30bbc45e69c8257d57b57820d
Publikováno v:
Molecules, Vol 29, Iss 19, p 4752 (2024)
The preparation of samples for instrumental analysis is the most essential and time-consuming stage of the entire analytical process; it also has the greatest impact on the analysis results. Concentrating the sample, changing its matrix, and removing
Externí odkaz:
https://doaj.org/article/e25f5e547d61460db079d285597408c0
Autor:
A K M Ahsan Ahmed, Douglas E. Raynie
Publikováno v:
Advances in Sample Preparation, Vol 10, Iss , Pp 100112- (2024)
Solid-phase microextraction (SPME) is a simple, efficient, and solvent-free technique. It integrates the steps of traditional liquid-liquid extraction, i.e., sampling, extraction, concentration, derivatization, in a single step. It is easy, combining
Externí odkaz:
https://doaj.org/article/9df69647c97f4d18824a59b65c1463a4
Publikováno v:
Shipin gongye ke-ji, Vol 44, Iss 12, Pp 285-292 (2023)
Objective: To evaluate the quality of the citrus, a gas chromatography (GC) coupled with flame ion detector was established for the determination of sixteen kinds of free amino acids in citrus simultaneously. Methods: Firstly, the single factor tests
Externí odkaz:
https://doaj.org/article/5bb6ce2eee1c46ca8890183eb3f2362f
Publikováno v:
Applied Sciences, Vol 14, Iss 11, p 4663 (2024)
Analysis of the scented components of the art installation House of Hope by Montien Boonma, including eight bags of unlabeled or poorly labeled powder and five strands of aromatic beads, was completed to facilitate its display at the Museum of Modern
Externí odkaz:
https://doaj.org/article/a0c971d5b3264922986099f0988ce303
Autor:
Mark Woollam, Pias Kumar Biswas, Asel Habarakada Liyanage, Amanda P. Siegel, Mangilal Agarwal
Publikováno v:
Journal of Chromatography Open, Vol 4, Iss , Pp 100097- (2023)
Urine contains volatile organic compounds (VOCs) that can be a source of biomarkers for different medical conditions. Headspace solid phase microextraction (HS-SPME) gas chromatography-mass spectrometry (GC–MS) is the gold standard for VOC detectio
Externí odkaz:
https://doaj.org/article/beb837b6a6af4ccb860e73ddbf9f95f5
Autor:
MO Wen-zheng, ZOU Ying-tong, HUANG Qiao-yun, CHEN Wei-ni, LI Si-jie, LI Jia-jia, QIAO Jia, HU Bin
Publikováno v:
Zhipu Xuebao, Vol 44, Iss 2, Pp 251-258 (2023)
Plastic sports-fields are commonly used in communities, schools and other public places nowadays, which can offer positive benefits to fitness and sports. Plastic sports-fields are usually made of petroleum-based materials. Under high-temperature wea
Externí odkaz:
https://doaj.org/article/c5c4b78128784053aa9bb8076c1911e3