The volatile oils of Zanthoxylum schinifolium were extracted by water vapor distillation.
采用水蒸气蒸馏法提取精制香椒子中的挥发油。
The volatile oils of walnut diaphragm were obtained by hydrodistilation and analysed by GC and GC/MS.
本实验采用水蒸汽蒸馏法提取鲜姜和干姜中的精油，并利用GC-MS分析精油的成分。
The volatile oils of Zhulan scented teas and their dhools were extracted with simultaneous steam distillation extract(SDE) as well as analyzed and identified by GC-MS.
采用SDE提取精油，用气-质联用技术，分析了重庆产特级和一级珠兰花茶及其素坯的挥发油化学组成。
Objective To study the influence of diaphoretic process on volatile oils of Magnolia officinalis from Daoxian in Hunan and provide reference for its quality control system.
目的研究发汗对湖南道县产厚朴中挥发油的影响，为湖南道县厚朴质量评价体系提供参考。
Some of the culinary herb tea mixtures sold in the US are flavor enhanced with volatile oils or other aromatic ingredients that make a tastier drink but don't add healing benefit.
一些在美国出售的香草茶是添加了挥发油或其他芳香成分混合的，能使饮料可口，但并没有其他有益成分。
The results showed that the major components were sesquiterpenoid and terpenol of the volatile oils.
结果表明：轮叶蒲桃叶片挥发油主要为萜烯与萜烯醇类化合物。
As a result, there is a need to initiate research on the effect of Artemisia's volatile oils on dermal acne and bacteria as well as its anti-febrile properties.
因此，开展青蒿挥发油对常见病-痤疮致病菌的影响，以及青蒿挥发油退热作用的研究是一项有益的尝试。
Objective: To compare the chemical constituents of volatile oils from Folium Rhododendri Daurici between supercritical CO2 extraction (SCE-CO2) and steam distillation (SD).
目的：对超临界CO2萃取法和水蒸气蒸馏法提取的满山红挥发油化学成分进行比较研究。
The chemical compositions of the volatile oils obtained from two traditional Chinese medicines, rhizomes of Curcuma aromatica and C.
应用气相色谱-质谱联用技术对姜黄属中草药郁金和姜黄中挥发油的化学成分进行了测定。
Conclusion: the optimal process conditions are easy for operation, and high in utilization ratio of volatile oils and the yield of inclusion compound.
结论：实验得出的最佳包合工艺操作简便，挥发油利用率和包合率较高。
The relative contents of all those compounds identified in the essential oils were determined by peak area normalization method. And the major constituents of the volatile oil are 92.66%.
用面积归一化法测定挥发油中各种成分的相对质量分数，占总峰面积的92.66%。
Methods The chemical constituents in volatile oils from the husk of sorghum vulgare pers were analyzed By GC-MS-computer technology.
方法采用气相色谱-质谱-计算机联用技术，分析高粱壳中的挥发性成分。
Method With the volatile oils extracting ratio of Nutmeg as optimization targets, the extraction factors affected the volatile oils extracting ratio were optimized by uniform design.
方法采用均匀设计法，以肉豆蔻挥发油的提取率为指标，对影响挥发油提取率的因素进行优化。
The main components of Zanthoxylum are volatile oils, alkaloids, amides, etc. The contents and constituents of these materials from different species or habitats are greatly different.
花椒中富含挥发油、植物碱、酰胺类物质等，因品种、产地的不同这些物质组分和含量有较大区别。
Methods: The chemical constituents of volatile oils obtained by two methods were analyzed by GC-MS.
方法：采用GC - MS法对两种方法提取的满山红挥发油进行成分分析。
The contents of volatile oils were determined in Artemisia Capillaris Thunb. and Artenisia Sacrorum L. and GC MS was used to study the chemical constituents.
对茵陈蒿、白莲蒿分别进行了挥发油含量测定，并采用GC -MS联用仪器进行了化学成分研究。
The contents of volatile oils were determined in Artemisia Capillaris Thunb. and Artenisia Sacrorum L. and GC MS was used to study the chemical constituents.
对茵陈蒿、白莲蒿分别进行了挥发油含量测定，并采用GC -MS联用仪器进行了化学成分研究。
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