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类成分

类成分

类成分

类成分

1

High-performance liquid chromatography identified oligomeric procyanidins as the specific phenolic constituent responsible for this effect .

高效液相层析鉴别出前氰定低聚物为产生上述作用的特异性酚类成分。

2

Result : Up to now , the chemical components isolated from F. assafoetid include mainly essential oil , coumarin, and phenylpropanoids .

结果：目前为止，已发现的化学成分主要有挥发油、香豆素和苯丙素类成分。

3

Methods : HPLC method and spectrophotometry were used to determine the content of steroidal components .

方法：采用高效液相色谱法和分光光度法分析鞭类药材中的甾体类成分。

4

Conclusion : The content of the main polyamines compositions can be used to control the quality of Penis et Testis Cervi.

结论：多胺类成分含量可作为鹿鞭质量控制指标之一。

5

Conclusion The method can be used to test the extraction and separation of anthraquinone compounds on a large scale .

结论此法可供较大规模的提取分离蒽醌类成分参考。

6

Generally speaking , the analytical method of ancient ceramics can be divided as compositional analysis and structural analysis .

一般来说，古陶瓷的分析方法分为两类，成分分析和结构分析方法。

7

RESULTS In the thin-layer chromatogram of Rhizoma Arundo donax L. , the spots of the main alkaloids were round , clear , and well separated.

结果芦竹根药材薄层色谱图中，各主要生物碱类成分斑点圆整、清晰、分离度好。

8

Conclusion : The contents of total flavonoids and its main aglycone and glycoside are highest in the traditional harvesting time .

结论：黄酮类成分含量在传统的采收期间达到最高。

9

Objective : To compare the contents of diterpenoid pigments among the fruit, seed, and pericarp from Gardenia jasminoides .

目的：对栀子果实、果仁、果皮中二萜色素类成分进行比较研究。

10

Objectives : To explore a proper method for the analyse of components in traditional Chinese medicinal materials and their preparations .

目的：探索大孔吸附树脂在中药材和中药制剂中分析生物碱类成分的方法。

12

Objective : To understand the progress of study on coumarin of angelica dahuricae .

前言：目的了解中药白芷香豆素类成分的研究进展。

13

Objective : To compare the contents of iridoid among the fruit, seed, and pericarp from Gardenia jasminoides .

目的：对栀子果实、果仁、果皮中环烯醚萜苷类成分进行比较研究。

14

Conclusion : The antiinflammatory activity of SN appears to have some relationship with the antioxidant effect of phenylpropanoid glycosides .

结论：玄参的抗炎、抗氧化作用可能主要与其苯丙素甙类成分有关。

15

16

Objective: To look for no-alkaloid components with pharmacological action in aconite roots.

目的寻找附子中具有药理作用的非生物碱类成分。

17

Some particular chemical features of the Carboniferous basaltic rocks may relate to source rock mixing .

玄武岩类成分的某些特殊性，可能与源区混合作用有关。

18

19

The main bioactive constituents of licorice are triterpene saponins and flavonoids .

目的研究地榆中的三萜皂苷类成分及其抗炎活性。

21

The content of iridoid glycosides was up to 70% in the dried fraction of 80% ethanolic elution determined by UV-Vis.

使用该方法富集后，80%乙醇洗脱液干燥后总固体物中环烯醚萜苷类成分含量可达到 70%以上。

22

Seeds with different lipid level showed distinction in their lipid composition only after PEG treatment .

不同含油率种子中脂类成分在 PEG 浸种处理后出现差异。

23

The hydrocarbon oil composition is divided into alkanes, cycloalkanes, aromatics .

原油中的烃类成分主要分为烷烃、环烷烃、芳香烃。

24

RESULTS : The contents of triterpenoids and total flavonoids in the adult leaf and the defoliation have significant difference .

结果：两种叶子中的三萜和黄酮类成分含量有显著差异。

25

OBJECTIVE To qualitatively analysis of the saponins in Marsdenia tenacissima from three different habitats .

目的对不同产地通光藤所含皂苷类成分进行定性鉴别。

26

The flavonoid components in Lonicera edulis fruit was proved by qualitative analysis experiment .

定性分析实验表明，其果实中含有黄酮类成分。

28

OBJECTIVE : To extract phenolic acid from Salvia miltiorrhizae by multi-stage countercurrent extraction technology .

目的：采用罐组式动态逆流提取工艺提取丹参中酚酸类成分。

29

Triterpenoids from the Aerial Parts of Lonicera syringantha Maxim .

红花忍冬的三萜类成分研究。

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