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- Objective:To study methods of extraction and determination of polysaccharides in Boehmeria clidemioides var diffusa. 目的:研究提取和测定序叶苎麻多糖的方法。
- The methods of extraction and purification, determination of purity and molecular weight, chemical composition, and bioactivities of tea polysaccharide are summarized. 本文就茶多糖的提取纯化方法、纯度测定、分子量测定、化学组成、生理作用等进行综述。
- The procedure involved extraction of TSNA from tobacco by sonication,elu-tion of extract in a Kieselguhr extraction column ,concentration of elute and determination of TSNA by gas chromatography with a N-P detector. 主要过程包括烟样的超声波萃取,萃取液在硅藻土层析柱上层析,洗脱液的浓缩及应用气相色谱-NPD进行检测。
- Conclusion:The method of extraction and determination of polysaccharides in Boehmeria clidemioides var diffusa is simple,reliable and stable. 结论:提取和测定序叶苎麻多糖的方法简便易行,稳定可靠。
- Safety assessment of extract from green tea. 绿茶提取物的安全性分析评价。
- Objective:To review literature data and investigate the method of process of extraction,of identification,and determination of content in polysaccharide of Oxytropis myriophylla. 目的:考察文献资料方法,探讨提取多叶棘豆中多糖,并鉴别多糖及含量测定的方法。
- Objective:The aim is to investigate the methods of extraction and determination of the total flavones from the leaves and flowers of Mahonia bealei(Fort.) Carr. 目的:研究阔叶十大功劳叶与花总黄酮的提取方法和含量测定。
- The determination of the cubic contents of a solid. 求体积法对某一固体体积的测定
- Methods:Orthogonal tests were employed for optimum of extraction technology,the determination of the contents of Chlorogenic acid and Sinomenine were gained by HPLC and TLC-scanning respectively. 方法采用正交试验法进行优选,高效液相色谱法测定绿原酸的含量、薄层扫描法测定青藤碱的含量。
- Objective To explore the technological processes of extraction,identification and determination of total flavone from folium Camelliae for fully making use of Camellia sinensis resourses. 目的为充分利用茶叶植物资源,避免浪费,探讨茶叶总黄酮的提取、鉴别及其含量测定方法。
- Judicial determination of paternity. 父子关系法律上父子关系的确定
- In this paper the research progresses on determination of biogenic amines in food by RP-HPLC are reviewed.The methods of extraction, purification and derivation of food samples, the select... 对样品生物胺的提取、净化、衍生方法、流动相的选择以及不同食品中的生物胺种类及含量做了深入的探讨。
- This method is easy, stable and convenient.The fingerprint and the determination of the main active content Syringopicroside were used to the quality control of extraction and clearing technology. 采用指纹图谱和主要药效成分丁香苦苷含量测定为控制指标,深入研究并优化了广炎灵注射剂提取、精制工艺。
- A determination of the ship's longitude. 对这艘船长度的确定。
- Vampire is fond of extracting blood from others. 吸血鬼喜欢吸别人的血。
- The determination of the meaning of a word is often difficult without a context. 脱离上下文来确定一个词的含义常常是困难的。
- Can press season or press year of extraction. 可按季或按年提取。
- Water quality - Determination of cyanide index. 水质。氰化物指数的测定。
- HPCE Determination of Curcumins in Curcuma longa L. 高效毛细管电泳法测定姜黄中姜黄素类化合物。
- Determination of Alkaloids in Portulaca Oleracea L. 马齿苋总生物碱的测定。