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The experiment utilizes combination of solvent extract method with chromatography method, We seperated two compounds, They are Formononetin, Calycosin separately. 摘要本实验是利用溶媒提取和层析方法相结合，分离出两种化合物，它们分别是芒柄花素和毛蕊异黄酮。
Solvent extraction method was used to extract total flavonoids from toona sinensis leaves. 研究了溶剂法提取香椿叶总黄酮的工艺条件。
The results show that supersonic method is superior to the solvent extraction method, the process with supersonic cost less time and extract more amounts of Aloesin. 实验表明:超声提取法优于溶剂提取法,所用的时间短,提取率高。
Three main extracting methods are steam distillation, solvent extraction and super critical CO2 extraction. 其提取方法主要有3种:水蒸气蒸馏法、机溶剂浸提法和超临界co2萃取法。
The macroreticular resin to adsorb leucomycin( LM) as the better method to replace the solvent extraction method was designed. 用大孔网状树脂吸附法代替溶媒萃取法,分离纯化柱晶白霉素。
Methods:In extraction method development,accelerated solvent extraction(ASE) method has been optimized to extract 7 OPPs including dichlorvos,dimethoate,monocrotophos,parathion-methyl,parathion,malathion,and chlorpyrifos in sea-sediment. 方法:用加速溶剂萃取仪(ASE)提取近海沉积物中的有机磷农药,用气相色谱-质谱(GC-MS)进行检测,建立了同时测定沉积物中敌敌畏、乐果、久效磷、甲基对硫磷、对硫磷、马拉硫磷、毒死蜱等7种有机磷农药的方法。
To study technics flow of extracting effective ingredients of Allium Mongolicum Regel by solvent extraction methods by orthogonal experiments design. 用正交试验设计研究了溶剂萃取法提取沙葱有效成分的工艺流程。
The method was established to analysis the oxine-copper with ion pair of antiphase HPLC and Ultrasonic-assisted solvent extraction methods. 建立了喹啉铜原药的超声波辅助溶剂提取-反相离子对高效液相色谱法的分析方法。
The research advance of purifying wet-process phosphoric acid with solvent extraction method was introduced. 摘要介绍了溶剂萃取净化湿法磷酸的研究进展情况。
Compared to the conventional organic solvent extraction method, the subcritical water extraction method showed shorter handling time and lo. 建立了黄芩药材中黄芩苷的亚临界水提取高效液相色谱测定方法。
Elsholtzia rugulosa seed oil were extracted by squeezing method,solvent extraction method,molecular distillation method and supercritical extraction. 采用压榨法、溶剂浸提法、分子蒸馏法、超临界法提取了野香苏籽油。
It is very important to decide extraction system in the study of purifying wet process phosphoric acid with solvent extraction method. 在溶剂萃取法净化湿法磷酸的研究中,萃取体系的确定至关重要。
The choice of the extractant is the key of the extraction operation,so the choice of the extractant is the first thing when solvent extraction method is used. 溶剂萃取法是卤水提硼较好的方法之一,萃取剂的选择是萃取操作的关键,因此采用萃取操作时,首要的问题是萃取剂的选择。
A solvent extraction method for determinating ethylene/propylene copolymer content in OCP type viscosity index improver was introduced. The analytical results indicated that the method was simple, convenient, rapid and accurate. 介绍一种用溶剂抽提法对T611等OCP型粘度指数改进剂中乙丙共聚物含量的测定方法，结果表明该方法操作简便、快速准确
A new method for preparation of potassium dihydrogen phosphate(KDP) from phosphoric acids by thermal process and potassium chloride by organic solvent extraction method was studied. 研究了以热法磷酸和氯化钾为原料,利用有机溶剂萃取法制备磷酸二氢钾的新方法。
The experiment results indicate that the extr a cting ratio and the product purity of the acid hydro1ysis extracting method ar e higher than that of general solvent extracting method? 实验结果表明,酸水解法提取大豆异黄酮的提取率和产品纯度均高于常规有机溶剂浸提法。
Continuous phase extraction method, solvent extraction method and reduced pressure heating method were applied to remove the residual dichloromethane in naltrexone microspheres, respectively. 分别采用连续相萃取法、溶剂萃取法和减压加热法去除纳曲酮微球中残留二氯甲烷,并对经减压加热法处理的微球进行体外释药试验。
selective solvent extraction method 选择性溶剂提取法
damping solvent extraction method(DSEM) 阻尼溶剂抽取法
Solvent Extractables in Petroleum Waxes, Method of Test for (05. 石蜡中溶剂性萃取物的试验方法(05。