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越南罗布斯塔咖啡速溶粉和萃取液的香气分析对比

刘佳妮,陈晓璇,陈仲娜,李妙清,庄楷杏
(潮州市顺冠生物科技有限公司,广东潮州515633)

摘要:以越南罗布斯塔咖啡速溶粉和萃取液为研究对象,分析其中的挥发性成分及其相对含量,对比不同萃取工艺造成的香气成分差异。采用顶空固相微萃取结合气-质连用GCMSD-FID 法,比较两种咖啡工艺产品挥发性风味物质差异。结果表明,罗布斯塔主要由酯类、硫类、呋喃类、醛类、内脂、醇类、酚类、酸类等挥发性化合物构成,罗布斯塔的萃取液的挥发性物质更多,香气更丰富。

关键词:罗布斯塔;萃取液;速溶粉;香气成分


Aroma Analysis and Comparison of Robusta Instant Powder and Extract Liquor fromVietnam

LIU Jia-ni,CHEN Xiao-xuan,CHEN Zhong-na,LI Miao-qing,ZHUANG Kai-xing
(Chaozhou Shunguan Biological Technology Co.,Ltd,Chaozhou 515633,China)

Abstract: The object of study was robusta coffee beans fromvietnam,explore the major physical and chemical composition of lobusta. The aroma components of robusta extract liquor and instant powder were compared,and used the top-empty solid image microextraction (TD)and gas-quality continuous gcmsd-fid method to conduct qualitative and quantitative analysis of its main physical and chemical composition and aroma composition. The results showed that robusta was mainly composed of esters,sulfur,furans,aldehydes,lipids,alcohols,phenols,acids. Robusta's extract liquor contains more volatile substances and has a richer aroma.

Key words: Robusta;extract liquor;instant powder;chemical composition

(2020年 第23卷 第1期)

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