The volatile oil constituents have been analysed preliminarily by GC, thus providing an experimental basis for improving the preparation of the drug and controlling the quality.
并利用气相色谱法对其挥发油组分进行了初步分析。为改进剂型及控制其质量提供了实验依据。
Distillation extraction method is used for extracting the volatile constituents of the Herba Selaginellae. The average oil yield obtained is 2.85%.
报道了用水蒸汽蒸馏萃取法提取卷柏中挥发性物质，测得卷柏挥发油的含量为2.85%。
Objective To analyze the chemical constituents of the volatile oil from Artemisia argyi Levl.
目的分析艾叶挥发油的主要化学成分。
In order to analyze chemical constituents of the volatile oil form Artemisia argyi Levl.
目的分析艾叶挥发油的主要化学成分。
Chemical constituents of volatile oil QSRR model variated screening were established on the base of the variate variable. The correlation coefficients were move than 0.90.
在变量筛选的基础上建立了多个挥发油化学成分QSRR模型，相关系数均在0.90以上。
Objective To analyze the chemical constituents of the volatile oil from Artemisia argyi Levl.
[目的]分析不同提取方法对艾叶挥发油的主要化学成分的影响。
Volatile oil of Shaoxing black dried pickle was obtained by simultaneous distillation-extraction (SDE) and analyzed for chemical constituents by GC-MS.
采用同时蒸馏法提取并用气质联用检测绍兴霉干菜中挥发性香气成分。
Objective: To study the chemical constituents of the volatile oil from the aerial parts of Isodon eriocalyx, var. laxiflora, .
前言： 目的：研究疏花毛萼香茶菜挥发油的化学成分。
Results indicate that chemical constituents of the volatile oil of different production areas as well as different extraction...
结果表明，防风因产地不同、提取方法不同，其挥发油的成分有较大的差别。
Chemical constituents of volatile oil QSRR model variated screening were established on the base of the variate variable.
在变量筛选的基础上建立了多个挥发油化学成分qsrr模型，相关系数均在0。
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%。
OBJECTIVE: To understand the chemical constituents of volatile oil from the fruit of blackberry Rubus sp.
目的：研究黑莓果实挥发油的化学成分。
METHODS The chemical constituents of volatile oil were extracted by distillation and analyzed by GC-MS.
方法：用水蒸气蒸馏法提取艳山姜挥发油，用气相质谱联用（ GC- MS）对挥发油成分进行分析。
Results: the chemical constituents including triterpenoid iridoid alkaloids phenolic acids flavonoids and volatile oil were found in the plants of Dipsacus l.
结果：在川续断属植物中发现了三萜类、环稀醚萜类、生物碱、酚酸类、黄酮类和挥发油类化合物。
OBJECTIVE To study the chemical constituents of the volatile oil of Ligustrum lucidum Ait. in Gansu Province and compare the main compounds from different area.
目的研究甘肃产女贞子挥发油的化学成分，比较不同产地的女贞子挥发油药用成分。
OBJECTIVE: to analyze the constituents of volatile oil in Artemisia indica from different area of Guangxi, and to compared which with those in Artemisia argyi.
目的：分析广西不同产地五月艾挥发油的主要化学成分，并与艾叶挥发油成分进行对比研究。
Objective To analyze the chemical constituents of volatile oil from Sauropus ro strata Miq.
目的分析龙脷叶的挥发油成分。
Objective To analyze the chemical constituents of volatile oil from Sauropus ro strata Miq.
目的分析龙脷叶的挥发油成分。
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