Objective:To optimize the solvent extraction of Rhubarbs.
目的：优选大黄溶剂提取工艺。
Progress in solvent extraction in recent years was presented.
重点阐述了近年来溶剂萃取的新进展。
Solvent extraction for regeneration of catalyst was proposed.
同时提出了溶剂萃取再生催化剂的方法。
Accelerated solvent extraction is a novel technique to pretreat samples.
加速溶剂萃取是一项新颖的样品前处理技术。
Wastewater from oil refiner is treated by solvent extraction to dephenolize.
用溶剂萃取法对炼油含酚废水脱酚处理。
Stability and solvent extraction method was used to extract rutin from Mulberry leaf.
研究芦丁的加工稳定性以及溶剂法提取桑叶中芦丁的工艺条件。
It is difficult to define the detection limits obtained by chelation-solvent extraction.
确定螯合——溶剂萃取法所得到的检测限颇为困难。
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。
The harmful influence of humic acids in solution on uranium solvent extraction is investigated.
研究了溶液中有机质、腐殖酸对萃取过程的有害影响。
This paper details in the principle and effect of several methods such as the solvent extraction.
本文简要介绍了溶剂萃取法等几种分析方法的原理和效果。
The paper describes the study of ti recovery from the raffinate of high-Ti ore solvent extraction.
概述了从处理高钛矿的萃取残液中回收钛的工艺研究结果。
Unlike conventional solvent extraction, membrane extraction is a dispersion-free extraction process.
与通常的溶剂萃取过程不同，膜萃取过程中没有相分散行为发生。
The research of solvent extraction chemistry is actually the coordination chemistry between two phases.
溶剂萃取化学所研究的问题实际上是两相间的配位化学。
The extraction methods are water extraction, organic solvent extraction and supercritical fluid extraction.
水蒸气蒸馏法、有机溶剂萃取法和超临界流体萃取法。
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。
Methods of the removal of naphthenic acid are chemical extraction, solvent extraction absorption, and so on.
脱除环烷酸的方法一般可有化学萃取、溶剂萃取、吸收等。
The process of removing acetic acid from furfur al 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。
These results also bring some new ideas into the traditional theories of solvent extraction salting-out effect.
对传统的溶剂萃取盐析效应提出了一些新的观点。
The major problem of solvent extraction dephenolization process is that crude benzol dissolve in ammonia liquor.
以粗苯为溶剂萃取脱酚，粗苯的主要消耗是其在处理后氨水中溶解的损失。
The natural pigments from purple potato of Shancheng were extracted and analysed by solvent extraction and adsorption.
采用溶剂萃取和吸附精制的方法对山城紫苕中的天然色素进行提取和分离。
By solvent extraction, column chromatography, and crystallization, fexofenadine (96.3% purity) was obtained with yield 63.5%.
通过对发酵液进行溶媒抽提、柱层析、重结晶，得到纯品，收率达到63.5%，纯度96.3%。
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。
Methods Silica gel superfine process was conducted by combining solvent extraction and separation with macroporous absorbent resin.
方法首先用溶剂萃取结合大孔吸附树脂分离，然后用硅胶柱精制提取。
Conclusion the paper optimize the method of double-solvent extraction, furthermore improve the accuracy and reliability of the method.
结论优化了双溶剂提取法，提高了该方法在检验鉴定中的准确度和可靠性。
The development of solvent extraction separation of alkaline earth elements was reviewed, according to the classification of extractants.
本文就碱土金属离子萃取分离的进展情况，按萃取剂的分类进行了综述。
The extracted methods of lycopene mainly include: organic solvent extraction, enzymatic reaction extraction and supercritical CO2 extraction.
番茄红素的提取方法主要包括：有机溶剂提取法、酶反应法、超临界CO2萃取法等。
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。
Methods The extraction process was investigated by solvent extraction and ethanol precipitation, with extractive yield and chlorogenic acid as the indexes.
方法以绿原酸含量和提取物得率为考察指标，通过对水提和水提醇沉两种方法进行比较。
In this paper, the superiority of solvent extraction process for furfural separation is emphasized and distribution coefficients of 31 solvents are compared.
本文介绍了溶剂萃取法分离糠醛的优越性，比较了31种溶剂对糠醛水溶液的分配系数。
In this paper, the superiority of solvent extraction process for furfural separation is emphasized and distribution coefficients of 31 solvents are compared.
本文介绍了溶剂萃取法分离糠醛的优越性，比较了31种溶剂对糠醛水溶液的分配系数。
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