目的:提取分离中药厚朴的有效成分。
Objective: To extract and isolate effective chemical constituents from Magnolia officinalis.
目的用水作溶剂,从葛根中提取分离葛根素。
OBJECTIVE To extract and separate puerarin from roots of Pueraria lobata(Willd. )Ohwi with water.
印刷线路板;热解;提取分离;合成;改性树脂。
Printed Circuit Boards; Pyrolysis; Extraction and Separation; Synthesis; Modified Resin.
目的:应用超滤技术对甘蔗叶多糖进行提取分离。
Objective: To apply ultrafiltration technology in extracting and separating polysaccharide from sugarcane leaves.
研究了魔芋中硒的赋存形态、分布及含硒多糖的提取分离技术。
The combined forms and distribution of selenium as well as polysaccharide extraction technology were studied in this paper.
本文综述寡糖的提取分离、结构分析和生物活性等相关研究新进展。
In this review, the progress on extraction, isolation, structural elucidation and biological activities of oligosaccharides is reported.
目的对半夏药材中的总游离有机酸进行提取分离和药理作用的研究。
OBJECTIVE To investigate into the extraction and isolation of total free organic acid in Rhizoma Pinelliae and its pharmacological effect.
因此本文对泽泻的提取分离及其各提取组分的相关生物活性进行了研究。
Thus the extraction and separation of Alismatis rhizome and the bioactivity of these constituents were studied in this paper.
对吉林地区野生地榆根低聚原花青素(OPC)进行了提取分离工艺研究。
The extraction and separation techniques of oligoprocyanidins(OPC) from the root of wild Sanguisorba officinalis Linn.
采用新鲜植物原料常温提取分离,可以把生存活性物质、生物活性物质都提取出来。
Survival active substances and bioactive substances can be obtained by extracting and separating fresh plant materials under normal temperature.
溶剂萃取技术作为一种有效的提取分离方法在铂族金属二次资源的回收中得到广泛重视。
Solvent extraction technique has been widely used in the recovery of platinum metals from secondary resources due to its strong extraction and separation ability.
综述天然产物中活性成分的提取分离及分析技术,并着重对萃取技术、色谱技术进行论述。
The techniques of extraction and separation for active components from natural products are summarized, and the methods of extraction and chromatography are presented emphatically.
微波萃取是一种新型高效的提取分离技术,可在化工、制药、食品等领域中得到广泛应用。
Microwave extraction is a new and high efficient technique for extraction and separation, which is widely applicable in chemical, pharmaceutical and food industrial fields.
近年来,国内外学者对其提取分离方法、分析方法、药理作用、结构修饰等方面进行了研究。
In recent years, domestic and foreign scholars have made researches on its extraction and separation methods, analytical methods, pharmacological effects, structural modification, and so on.
中药化学课程教学难点是要求学生根据中药化学知识,灵活应用于中药提取分离、结构鉴定等。
That requires a leaner to flexible master the identification and extraction method of chemical compositions of CTMC knowledge is the teaching difficult in the course.
方法:(1)以硅胶柱色谱法,乙酸乙酯-石油醚梯度洗脱,自何首乌中提取分离二苯乙烯苷单体成分。
Methods: (1)To separate stilbene glycoside by using silica gel column chromatography with gradient elution consisting of ethyl acetate and petroleum ether.
就近年来糖蛋白研究中糖蛋白样品的提取分离、糖链释放及结构分析的技术方法及研究领域作了简要介绍。
The recent research on analysis techniques, methods of extract and isolate glycoprotein from sample, release the sugar chain and identification of structure were introduced.
为了寻找新的抗糖尿病化合物,我们改进了知母中芒果苷的提取分离工艺,并对芒果苷进行了结构修饰研究。
In order to look for new antidiabetic compounds, we have improved the method of isolating mangiferin and studied on structure modification of mangiferin.
探索一种新型的样品前处理装置,首次运用载体、携带体和综合蒸馏技术完成了待测样品中微量成分的提取分离和富集。
Support, delivery and compositive distillation technique was first used to complete the extraction, separation and concentration of trace components.
用BASIC语言编制程序选择最佳测定波长对,以消除二组分的相互干扰,不经提取分离同时测定脑宁片中二组分的含量。
To eliminate interference of ingredients , the program was edited by BASIC for the best wavelength pair , pyramidon and caffeine in naoning tablet were determined without any preliminary separation.
采用无盐发酵制备酱油,反相高效液相色谱(rhplc)法测定异黄酮含量,并对酱油中大豆异黄酮的提取分离方法进行了研究。
Soy sauce was prepared by fermentation without salt. The content of isoflavones in soybean, soy sauce mash and soy sauce was determined by RHPLC respectively.
在炼油厂,从地下提取的原油被分离成天然气、汽油、煤油和各种其他类型的油。
At a refinery, the crude oil from underground is separated into natural gas, gasoline, kerosene, and various oils.
这提高了提取、分离和冶炼它们的难度。 为了冶炼稀土
That makes extracting, separating and refining them difficult.
本文对山茶蜂花粉多糖的提取、分离、初步纯化及生物活性进行了研究,结果如下:1。
In this paper, extraction, separation, purification and bioactivity of Camellia bee pollen polysaccharide were researched, the results were as follows: 1.
本文对莲花蜂花粉多糖的提取、分离、初步纯化及生物活性进行了研究,结果如下:1。
In this paper, extraction, separation, purification and biological activity of Lotus bee pollen polysaccharide are researched, the results are as follows: 1.
本文提供了一套从博落回果实中提取、分离及纯化生物碱的有效方法。
An available method of extraction, separation and purification of alkaloids from the fruit of Macleaya Cortada has been developed.
本文提供了一套从博落回果实中提取、分离及纯化生物碱的有效方法。
An available method of extraction, separation and purification of alkaloids from the fruit of Macleaya Cortada has been developed.
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