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- In this paper,we use alcohol solvent extracting buckwheat hull pigment with ultrasonic. 以乙醇水溶液为提取剂,应用超声波技术从荞麦壳中提取色素。
- Indole is extracted from methylnaphthalene oil through solvent extracting. 用溶剂萃取法从甲基萘油中萃取吲哚。
- The total flavones of Hippophae were refined by solvent extracting after refined by macroreticular resins in order to attain more pure product. 沙棘总黄酮用树脂精制后,用溶剂萃取,进一步提高纯度。
- As a usual organic solvent extracting bioactive constituent,ethanol is a candidate of hydrotropy agents dissolving bad water-solubility samples in drug screening. 作为一种提取生物活性成分的常用有机溶剂,乙醇是药物筛选中溶解水溶性较差样品的候选助溶剂。
- 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。
- Low boiling point solvent extract technology of lithospermum seeds oil were introduced.Biological active substances is not destroyed. 低沸点溶剂萃取技术提取紫草籽油,使其生理活性物质不受破坏,为紫草籽油的开发利用提供了保证。
- 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。
- A method for the preparation of standard of thiophanate-methyl by solvent extracting commercial product, high-speed centrifugation, recrystallization and identifying with HPLC, IR are described. 本文介绍了用进口甲基硫菌灵样品,采用溶剂萃取,高速离心,重结晶,高效液相色谱,红外光谱等分析方法进行系统分离与鉴定,得到其标样的方法。
- The waxes are classed as alcohol or organic solvent extracted materials. 这种蜡质属于乙醇有机溶剂的萃取物。
- 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。
- 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。
- 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。
- Solvent extraction is accomplished by the addition of an immiscible solvent to the wastewater. 溶剂萃取是向废水中投加不溶于水的溶剂。
- In comparison with the solvent extraction technology, the technology of extracting Aloesin by using of supersonic was studied. 比较了传统有机溶剂萃取法和超声波破碎浸提法在提取芦荟苦素方面的差异。
- Research was conducted to optimize conditions for extracting pyrethroid pesticides from soil using an accelerated solvent extraction (ASE) apparatus. 研究了用加速溶剂萃取仪提取土壤中菊酯类农药的最佳条件。
- A study is made of separation of zinc from iron in waste sulfuric acid pickle liquor by solvent extraction. 对溶剂萃取分离镀锌酸洗废液中的锌、铁进行了研究。
- High-purity food tannin was prepared from gallnut by solvent extraction, via. leaching in water, extracting by ethyl acetate and removing color with active carbon. 采用溶剂萃取法,以五倍子为原料,水为溶媒进行浸提,再用乙酸乙酯为溶剂进行萃取,通过脱色制备高纯度食品鞣酸。
- 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。
- Study on Ultrasonic-assisted Solvent Extraction of Lutein from Tagetes eracta Linn. 超声波强化有机溶剂提取万寿菊中叶黄素的研究。
- The process of removing acetic acid from furfural wastewater by solvent extraction is studied in this paper. 本文研究了溶剂萃取法去除糠醛废水中醋酸的工艺过程。