1 day ago · Analysis of volatile compounds. The volatile flavor compounds were determined by headspace solid phase microextraction-gas chromatography-mass spectrometry (HS-SPME/GC-MS) (Zhao, Liu, Han, Zhou, & Mao, 2022). Homogenized chili peppers (2.5 g) and brine samples (2.5 mL) were mixed and placed in headspace vials (20 mL), followed by addition of 20
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Aroma is an essential trait for apple fruit quality, but the understanding of biochemical mechanisms underlying aroma formation is still limited. To better characterize and assess the genetic potential for improving aroma quality for breeding, many efforts have been paid to map quantitative trait loci (QTLs) using a saturated molecular linkage map. In the present study, aroma profiles in ripe
In an environmental analysis context, the VOC designation, or volatile organic contaminants , generally refers to the analysis of compounds in environmental samples with the following chemical properties:+. Low boiling points (below 200°C) Low vapor pressures. Low-to-medium water solubility. Organic compounds.
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Precleaned VOA Vials, Environmental Express®. These volatile organic analysis (VOA) vials are made of borosilicate glass. Choose from an open-top cap (0.125" thick PTFE/silicone septa) or closed-top style cap in a variarty of capacities and clear or amber glass.
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