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1.南京中医药大学附属医院药学部,南京 210029
2.南京中医药大学药学院,南京 210023
Published:15 February 2023,
Received:29 July 2022,
Revised:29 December 2022,
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于小聪,张礼欣,王泽琨等.基于超快速气相电子鼻技术研究中药香囊放置过程中的气味成分变化 Δ[J].中国药房,2023,34(03):339-344.
YU Xiaocong,ZHANG Lixin,WANG Zekun,et al.Study on odor composition change of traditional Chinese medicine sachet during placement based on ultra-fast gasphase electronic nose technology[J].ZHONGGUO YAOFANG,2023,34(03):339-344.
于小聪,张礼欣,王泽琨等.基于超快速气相电子鼻技术研究中药香囊放置过程中的气味成分变化 Δ[J].中国药房,2023,34(03):339-344. DOI: 10.6039/j.issn.1001-0408.2023.03.16.
YU Xiaocong,ZHANG Lixin,WANG Zekun,et al.Study on odor composition change of traditional Chinese medicine sachet during placement based on ultra-fast gasphase electronic nose technology[J].ZHONGGUO YAOFANG,2023,34(03):339-344. DOI: 10.6039/j.issn.1001-0408.2023.03.16.
目的
2
采用超快速气相电子鼻技术,解析不同放置时间下2种中药香囊(儿童型和成人型)的气味成分变化规律。
方法
2
通过气相色谱法分析不同放置时间的香囊成分变化规律,同时结合电子鼻自带的Arochembase数据库得出定性结果,并运用判别因子分析方法分析2种香囊样品的整体气味成分差异。
结果
2
儿童型香囊共鉴定出10种气味成分,其中
α-
蒎烯和
β
-蒎烯可作为儿童型香囊的功能性指标成分;儿童型香囊放置0.25 d后有5种气味成分消失,放置7 d后大部分气味成分基本消失;判别因子分析累计贡献率为99.225%。成人型香囊共鉴定出8种气味成分,其中
α
-蒎烯和
α
-水芹烯可作为成人型香囊的功能性指标成分。成人型香囊放置0.25 d后有4种气味成分消失;放置15 d后6~8号峰消失,5号峰强度较放置0 d时下降了34.3%;判别因子分析累计贡献率为91.965%。
结论
2
随着放置时间延长,2种中药香囊的气味成分均在不断减少;建议儿童型香囊的使用时间为7 d,成人型香囊的使用时间为15 d。
OBJECTIVE
2
To analyze the odor composition changes of two kinds of traditional Chinese medicine sachet (children type and adults type) with different placement time by using ultra-fast gasphase electronic nose technology.
METHODS
2
The change rule of sachet components at different storage times was analyzed by gas chromatography. At the same time, the qualitative results were obtained by combining electronic nose with Arochembase database. Discriminant factor analysis was used to analyze the overall odor composition differences of the two sachet samples.
RESULTS
2
A total of 10 odor compositions were identified in children-type sachet, including
α
-pinene and
β
-pinene as the functional index compositions; five odor compositions of children-type sachet disappeared after 0.25 days, and most of them disappeared after 7 days; the cumulative contribution rate of discriminant factor analysis was 99.225%. A total of 8 odor compositions were identified in adult-type sachets, including
α
-pinene and
α
-phellandrene as the functional index compositions; four odor components disappeared after the adult-type sachet was placed for 0.25 days; after 15 days of placement, the peak 6-8 disappeared, and the intensity of peak 5 decreased by 34.3% compared with 0 day of placement; the cumulative contribution rate of discriminant factor analysis was 91.965%.
CONCLUSIONS
2
With the extension of storage time, the smell and composition of the two traditional Chinese medicine sachets are decreasing. It is recommended that the use time of children-type sachet is 7 days, and that of adult-type sachet is 15 days.
中药香囊电子鼻气相色谱法气味成分物质基础
electronic nosegas chromatographyodor compositionmaterial basis
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