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中国精品科技期刊2020
牛淼,李雄宇,杨洪焱,等. 传统滇红工夫红茶与野生滇红工夫红茶香气特征分析[J]. 华体会体育,2024,45(23):229−239. doi: 10.13386/j.issn1002-0306.2023110336.
引用本文: 牛淼,李雄宇,杨洪焱,等. 传统滇红工夫红茶与野生滇红工夫红茶香气特征分析[J]. 华体会体育,2024,45(23):229−239. doi: 10.13386/j.issn1002-0306.2023110336.
NIU Miao, LI Xiongyu, YANG Hongyan, et al. Analysis of Aroma Characteristics of Traditional and Wild Dianhong Congou Black Tea[J]. Science and Technology of Food Industry, 2024, 45(23): 229−239. (in Chinese with English abstract). doi: 10.13386/j.issn1002-0306.2023110336.
Citation: NIU Miao, LI Xiongyu, YANG Hongyan, et al. Analysis of Aroma Characteristics of Traditional and Wild Dianhong Congou Black Tea[J]. Science and Technology of Food Industry, 2024, 45(23): 229−239. (in Chinese with English abstract). doi: 10.13386/j.issn1002-0306.2023110336.

传统滇红工夫红茶与野生滇红工夫红茶香气特征分析

Analysis of Aroma Characteristics of Traditional and Wild Dianhong Congou Black Tea

  • 摘要: 为明确传统滇红工夫红茶和野生滇红工夫红茶的香气成分差异及呈香特点,本文选取了5个传统和5个野生滇红工夫红茶为研究材料,采用顶空固相微萃取-气相色谱-质谱(headspace solid phase microextraction-gas chromatography-mass spectrometry,HS-SPME-GC-MS)技术对二者的香气特征进行分析测定。结果表明,在10个供试茶样中共检出180种香气成分,包括醇类(31种)、酮类(19种)、醛类(33种)、酯类(32种)、酸类(11种)、碳氢类(35种)、其他类(19种)。香气活性值(odor activity value,OAV)大于1的物质有36种,二者共有物质9种。芳樟醇是传统滇红工夫红茶中贡献度较大的物质,表现为花香和甜香;芳樟醇、正己醛、壬醛是野生滇红工夫红茶中贡献度较大的物质,表现为花香、甜香、木香和果香。本研究结果为正确认识传统和野生滇红工夫红茶的香气特征提供了一定数据参考。

     

    Abstract: To clarify differences in the aroma components and characteristics between traditional and wild Dianhong Congou black teas, five traditional and five wild Dianhong Congou black teas were investigated using headspace solid phase microextraction-gas chromatography-mass spectrometry (HS-SPME-GC-MS) to measure and analyze the aroma characteristics of the two types of tea. A total of 180 aroma components were detected in the 10 tea samples, including 31 alcohols, 19 ketones, 33 aldehydes, 32 esters, 11 acids, 35 hydrocarbons, and 19 other categories. Thirty-six components with odor activity values greater than 1 were identified in traditional Dianhong Congou and wild Dianhong Congou black teas, with nine components common to both. Linalool was found to be the major contributor to aroma in traditional Dianhong Congou black tea, which was characterized by a floral and sweet aroma, while linalool, hexanal, and nonanal were the most significant aroma components in wild Dianhong Congou black tea, which had floral, sweet, woody, and fruity aromas. The results of this study provide a data reference for understanding the aroma characteristics of traditional and wild Dianhong Congou black teas.

     

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