溶剂萃取
- solvent extraction
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溶剂萃取法分离Zn,Cu,In
Separation of Zn , Cu and In by solvent extraction
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产物采用溶剂萃取,产品含量w(邻苯二酚)≥99%
Purity of catechol was over 99 % by solvent extraction .
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非有机溶剂萃取催化光度法测定锰Mn(Ⅱ)-H2O2-EBT-PEG-2000体系
Determination of Trace Manganese by Non-Organic Solvents Extraction Catalytic Spectrophotometry in Mn (ⅱ) - H_2O_2-EBT-PEG-2000 System
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建立了以E为萃取剂的分离U和Th的溶剂萃取方法,该法简单、方便、可迅速地分离得到高纯U和Th。
A new method for separating U and Th is established , and U and Th with high purity can be obtained .
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利用三种方法对牡丹籽进行萃取:机械压榨法、有机溶剂萃取法、超临界CO2萃取法提取牡丹籽油。
The use of three methods for extraction of peony seeds Mechanical crushing extraction method , Organic solvent extraction method , Supercritical CO_2 extraction method .
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同时将超声强化亚临界水技术与超临界CO2、溶剂萃取、水蒸汽蒸馏等传统方法作比较,考察不同萃取过程对萃取物的影响。
Effect of ultrasound enhanced subcritical water , supercritical CO2 , traditional solvent and steam distillation extraction methods on extract was studied .
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加压溶剂萃取和在线检测可吸入固体颗粒物(PM(10))中16种多环芳烃
Determination of 16 Polycyclic Aromatic Hydrocarbons in Atmospheric Particulate Matters by On-line Micro-Pressurized Liquid Extraction Coupled with Capillary Gas Chromatography
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结果从总蒽醌转移率来看,SFECO2工艺优于溶剂萃取工艺。
Result Considering the extracting rate of total anthraquinones , SFE-CO 2 was better than solvent extraction .
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TOPO活化-溶剂萃取技术分离铑的研究
Separation of Rhodium from Aqueous Solution with TOPO by Activation-Solvent Extraction Technology
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通过以辽河减压渣油为原料,经溶剂萃取对渣油进行“掐头去尾”处理,获得了分子量分布窄、杂质含量少的中间馏分A及馏分B。
Solvent extraction was employed to modify the residue and the coking properties of extracts A and B , both of which have low impurity content and narrow molecular weight distribution , are given .
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ASE加速溶剂萃取技术在食品、农残方面的分析应用
Application of Accelerated Solvent Extraction ( ASE ) on the Analysis of Food and Pesticide Residue
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利用临界安全的混合澄清槽以铀代钚对钚的溶剂萃取三循环3A槽工艺过程进行了实验研究。
The process of third plutonium cycle with critically safe multistage mixer-settler is experimentally studied .
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溶剂萃取法研究Ziegler-Natta型聚合催化剂
A study of Ziegler-Natta catalyst by solvent extraction method
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列举了溶剂萃取法、微波法和超临界CO2流体萃取等典型的提取精制方法,并简要介绍了辣椒碱的应用前景。
Some typical methods are enumerated such as solvent extraction , microwave and supercritical CO2 fluid extraction . furthermore , the perspective of its utilization is briefly introduced .
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用溶剂萃取法测定了二乙撑三胺五乙酸(DTPA)与Np(Ⅳ)配合物的稳定常数。
The stability constants of Np (ⅳ) complex with diethylenetriaminepentaacetic acid ( DTPA ) are determined by solvent extraction method .
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其次研究了超临界CO2流体萃取法和有机溶剂萃取法提取废次烟叶中茄尼醇的工艺。
Secondly , it was investigated that use of supercritical carbon dioxide fluid extraction process and organic solvents extraction process for the extraction of solanesol in discarded tobacco leaves .
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用离子交换树脂静态吸附和溶剂萃取相结合的分离技术,结合塞曼GFAAS测定方法,分析了砷的四种形态化合物:As(Ⅲ)、As(Ⅴ)、MMA和DMA。
A rapid method of static resin separation , solvent extraction and GFAAS determination has been developed for arsenic speciation .
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介绍了溶剂萃取工艺计算的Excel电子表格方法,无需手工绘图和编程就可方便地得到计算结果。
This paper introduces a method of the extraction process calculating by using excel spreadsheet , which is easy to use without calculating or graphing in manual and without programming .
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本文首先用溶剂萃取法联合超临界CO2萃取法从市售的大豆磷脂中提取脂质体用高纯度的大豆卵磷脂。
In this dissertation , a method , combined supercritical carbon dioxide extraction and solvent extraction , is chosen to prepare high-purity soybean phosphatidylcholines ( SPC ) which is liposomal membrane material from soybean phospholipids .
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溶剂萃取过程动力学研究&Ⅳ.单液滴法研究HEH(EHP)萃取Co(Ⅱ)的速率与机理
Studies on extraction kinetics & iv. mechanism of cobalt ( ii ) by heh ( ehp ) with single drop method
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结合溶剂萃取分离,实现了样品中痕量钒(V)的测定。方法用于人发、植物、茶叶样品中钒(V)的测定,结果与认定值相符;
Combined with solvent extraction separation , the method has been applied to the determination of vanadimol ( V ) in human hair , plant and tea samples , the results are in agreement with certified values ;
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包括多元络合物的溶剂萃取、多元络合物浮选、表面活性剂、多元杂多酸在AAS法中的应用及前景。
In this review the application prospect of the solvent extraction and floatation of multidentate complexes , surfactants and multicomponent heteropoly acids in AAS were also included .
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金属溶剂萃取的热力学研究(Ⅰ)UO2Cl2-TBP体系
An Investigation on Thermodynamics of Solvent Extraction of Metals (ⅰ) UO_2Cl_2-TBP System
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MIBK双溶剂萃取法制备原子能级氧化锆和氧化铪的工艺设计
The Craft of the MIBK Solvent Pairs Separation System Produces the Atomic Energy Level Zirconium Oxide and the Oxidized Hafnium
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实验观察了碘的溶剂萃取行为,测量了碘在1A、1B及1C槽中的走向分率,研究了有机相中碘的去除。
The percentages of solvent extraction of Iodine in 1A , 1B and lC tank were measured . The removal of iodine from organic phase is studied experimentally .
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苯基硼酸和TOMAC离子对溶剂萃取分离塔格糖
Separation of Tagatose by Solvent Extraction with Ion-pair System of Phenylboronic Acid and TOMAC
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建立了用弗罗里硅土作基质固相分散剂的加速溶剂萃取、并以灭蚁灵(Mirex)为内标的快速、同时测定土壤中16种有机氯农药的气相色谱法。
A fast and effective method for simultaneous determination of 16 organochlorine pesticides in soils was developed .
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方法建立Silybin含量测定的高效液相色谱方法;以Silybin为模型药物,聚乳酸-聚乙醇酸(PLGA)为载体材料,结合快速膜乳化-溶剂萃取/挥发法制备SilybinPLGA微球。
Silybin as the model drug and PLGA as the carrier material , Silybin PLGA microspheres were prepared by premix membrane emulsification-solvent extraction / evaporation method .
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在辐照后的镀银靶中,用HDEHP溶剂萃取完成~(111)In的放射化学分离。
The radiochemical separation of the 111In was carried out with the HDEHP solvent extraction from the irradiated electroplating silver target .
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溶剂萃取法可有效去除相对分子质量为700 ̄5300的PECH的齐聚物。
Solvent extraction method can effectively remove the oligomer with relative molecular mass of700  ̄ 5300 from PECH .