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Peter J. Mes, Peter Boches, James R. Myers, and Robert Durst

-Pak minicolumn (Waters, Milford, MA) to remove sugars and acids using Basic Protocol 2 of Rodriguez-Saona and Wrolstad (2001) . The ethyl acetate and methanol rinses of the separatory column were collected, dried, and resolubilized in acidified water for future

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Rachel S. Leisso, Ines Hanrahan, James P. Mattheis, and David R. Rudell

provoked by low oxygen conditions, in this case provoked by tissue injury, and ethyl acetate production is likely enhanced by available oxygen in the surrounding tissue. To test this, ANOVA, followed by Fishers lsd post hoc test, was used to consider

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Brianna L. Ewing, Gregory M. Peck, Sihui Ma, Andrew P. Neilson, and Amanda C. Stewart

cooling samples on ice for several minutes, 2 mL ethyl acetate was added to the hydrolyzed sample to extract the polyphenols from the solution. Samples were vortex-mixed and the layers were then allowed to separate for 30 s. The top ethyl acetate layer was

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Nobutaka Shiraiwa, Kaori Kikuchi, Ichiro Honda, Masayoshi Shigyo, Hiroko Yamazaki, Daisuke Tanaka, Kenji Tanabe, and Akihiro Itai

GAs, five plants were mixed and 200-g frozen samples were homogenized in 80% methanol, filtered through a Buchner funnel, and concentrated in vacuo at 40 °C and the aqueous residues were subjected to hexane and ethyl acetate fractionation to obtain

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Yong Zhang, Chunxia Fu, Yujing Yan, Yan’an Wang, Ming Li, Meixiang Chen, Jianping Qian, Xinting Yang, and Shuhan Cheng

fruit flesh stored was put into boiling water for 1 h; the extract was filtered into a volumetric flask. Anthrone-ethyl acetate (1 g anthrone dissolved in 50 mL ethyl acetate) and concentrated sulfuric acid were added to a sample of the extract in a

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Junfang Wang, Yuxia Sun, Hengzhen Wang, Xueqiang Guan, and Lijun Wang

. Fig. 1. Schematic diagram of ultraviolet-C irradiation. Resveratol determination. According to the method of Liu et al. (2013) , each sample was extracted for 24 h in methanol and ethyl acetate (1/1, v/v; 1000 mg per 10 mL of organic solvent) (Beijing

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Sharon Dea, Jeffrey K. Brecht, Maria Cecilia do Nascimento Nunes, and Elizabeth A. Baldwin

, and ethyl acetate were measured in Expt. 1, whereas higher contents of acetaldehyde, ethanol, α-pinene, myrcene, and α-terpinolene were measured in Expt. 2. Mango ripeness stage had a significant effect on the concentration of most of the volatiles

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Andrew J. Macnish, Malkeet S. Padda, Francine Pupin, Pavlos I. Tsouvaltzis, Angelos I. Deltsidis, Charles A. Sims, Jeffrey K. Brecht, and Elizabeth J. Mitcham

.e., room air) fruit. However, exposure to MAs of ultralow (e.g., less than 0.25%) O 2 and/or high (e.g., greater than 20%) CO 2 are frequently associated with the development of off-flavors (i.e., acetaldehyde, ethyl acetate, ethanol volatiles) in

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Chaowei Song, Qi Wang, Jaime A. Teixeira da Silva, and Xiaonan Yu

were further identified. α-Pinene (>99% purity; Fluka Chemical Corp., Ronkonkoma, NY) was selected as the external standard and ethyl acetate was used as the solvent (initial concentration was 0.858 g·mL −1 ). Four dilutions (×100, ×500, ×1000, and

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Anne Plotto, Elizabeth Baldwin, Jinhe Bai, John Manthey, Smita Raithore, Sophie Deterre, Wei Zhao, Cecilia do Nascimento Nunes, Philip A. Stansly, and James A. Tansey

, higher acids, higher limonoids and some flavonoids, and lower top-note esters (ethyl acetate and ethyl butanoate) than juice of fruit from healthy trees or asymptomatic fruit from infected trees ( B aldwin et al., 2010 ; B assanezi et al., 2009 ; D