确定了用乙醇提取黄酮的最佳条件。
The optimal extraction conditions of the flavone by ethanol were determined.
结论：乙醇提取法优于水提取法。
Conclusion: the alcohol extraction method is superior to the water extraction method.
结论以75 %的乙醇提取为最佳。
Conclusion Using75 % alcohol as extractive solvent is the best procedure.
目的：确定川芎乙醇提取的工艺条件。
Objective: To ascertain the condition for extracting tetramethylpyrazine from Rhizoma Chuanxiong with alcohol.
本研究采用乙醇提取荷叶中的黄酮成分。
The extraction of flavone by ethanol from lotus leaf was studied.
结论酶解法明显优于传统的乙醇提取法。
方法：用丙酮、乙醇提取蛋黄中的卵磷脂。
Method: to extract lecithin from egg yolk with acetone and ethanol.
目的用乙醇提取螃蟹脚中总黄酮的最佳工艺。
Objective To optimize the extraction process of total flavonoids with alcohol from Viscum articulatum Burm .
目的采用乙醇提取苦瓜皂甙，确定最佳工艺。
Objective Adopt ethanol as the solevent to extract balsamper glycoside, and established the optimum process.
这些水果粉末用99·99%的乙醇进行乙醇提取。
Ethanolic extracts of fruit powder were prepared using 99.99% ethanol.
目的：探讨乙醇提取石榴皮中总黄酮的最佳工艺条件。
Objective: to study the best conditions of extracting technology of total flavonoids of pomegranate peel with ethanol.
用95％或100％乙醇提取蒲公英花瓣中的黄色素。
The yellow pigment was extracted from dandelion's petals with 95% or 100% alcohol.
目的优选妇舒宁颗粒乙醇提取的方法及制备工艺条件。
Objective To optimize the method and conditions for the extraction process of Fushuning Granules.
研究了用95 %乙醇提取八角茴香油的最佳工艺条件。
The paper studies the best technological conditions of extracting star anise oil with 95% ethanol.
将麦冬水煎物经乙醇提取后，色谱曲线的背景可显著降低。
After extracting the decoction with ethyl alcohol, the background (base line) of chromatogram was obviously reduced.
结果表明，体积分数60%乙醇提取法是较好的提取方法。
The results showed that the optimum extracting technical process was 60% alcohol.
乙醇提取及超声波辅助提取是提取冬枣核类黄酮的理想方法。
The ethanol extraction and ultrasonic wave-assisted extraction are good methods for the extraction of flavonoids from jujube stone.
通过试验将蜂胶原料用乙醇提取并用冷乙醇脱蜡得到精制蜂胶。
The refined propolis can be extracted by the alcohol from the raw propolis and then dewaxed with cooled alcohol.
从活性干酵母中提取海藻糖的方法有两种，乙醇提取和水提取。
There are two methods to extracting trehalose from active dry yeast, by water or by ethanol solution.
方法：全草粗粉用乙醇提取，强酸型732阳离子树脂交换纯化。
Methods: Extracted by EtOH, purified by 732-positive ion exchange resin.
结果以75 %的乙醇提取效果优于95 %的乙醇及水的提取。
Results The extractive results with75 % alcohol were superior to that of95 % alcohol and that of water.
结果表明，地肤子用80%乙醇提取黄酮效果最好，黄酮的含量最高。
The results showed Wancomponents with 80%ethanol extract flavonoids best, the highest content of flavonoids.
方法采用乙醇提取，石油醚脱脂，氯仿萃取，上聚酰胺柱得到高良姜素。
Methods Galangin was extracted with ethanol, degreased with ligarine, and extracted with chloroform.
本文研究了银杏黄酮的水—乙醇提取工艺，就不同的提取条件进行工艺优化。
In this paper, water and alcohol as extracting solvent were used to extract gingko flavonoids.
方法雷公藤根茎先用乙醇提取，然后用乙酸乙酯洗提，最后挥干溶剂得干品。
METHODS using alcohol to extract Tripterygium wilfordii, and using acetic ether to elution, and then vaporizing acetic ether to obtain dry powder.
结果表明，80%甲醇和70%乙醇提取的黄酮化合物清除自由基的效果最好。
The result showed that effect of scavenging free radical of flavonoid compounds extracted by using 80%methanol and 70% alcohol is the best.
本发明公开了一种桑叶提取物，其提取方法为：桑叶干燥粉碎后，用乙醇提取。
The invention discloses mulberry leaf extract, which has the extraction method that ethanol is used for extracting after a mulberry leaf is dried and smashed.
采用乙醇提取法、水提取法及超临界CO_2萃取三种方法对虎杖样品进行抽提。
The efficient of three extraction techniques, alcohol extraction method, water extraction method and supercritical CO_2 extraction were studied.
结论与传统的乙醇提取法进行对比显示，用超声波提取法具有快速、高效等特点。
ConclusionThe method of ultrasonic extraction has a higher extraction rate and efficiency than traditional ethanol extraction.
结论与传统的乙醇提取法进行对比显示，用超声波提取法具有快速、高效等特点。
ConclusionThe method of ultrasonic extraction has a higher extraction rate and efficiency than traditional ethanol extraction.
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