• 稀土湿法冶金项目包括精矿处理、稀土分离提纯等方面

    Projects on rare earth hydrometallurgy, including rare earth concentrate treatment, rare earth seperation and purification, etc.

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  • 溶析结晶一种重要分离提纯技术广泛应用于化工医药食品领域

    It is an important separation and purification technique, which is widely used in the areas of chemical industry, pharmaceutical and food industry.

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  • 通过传统蛋白质类生物制品分离方法进行比较介绍分离技术蛋白质类物质分离和提纯中的应用。

    The text introduced the barrier separation technology in the separation and purification of protein substances through compared with traditional protein separation methods.

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  • 知道威士忌蒸馏来的。刚才”,提纯分离什么不同呢?

    I knew whisky is distilled. You say "pure", but what is the difference between purification and separation?

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  • 由于乙酰甲胺磷原油合成技术已经相当成熟因此如何改进优化现有分离提纯工艺成为急待解决的关键问题

    As the synthesis technology of acephate is fairly mature, so how to improve and optimize the separation and purification technology is becoming a key problem hurry to be resolved.

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  • 介绍了甲苯生产己内酰胺废液的分离工艺条件废液中盐提纯机油利用方法

    The separation process conditions of caprolactam wastewater by manner of toluene is introduced, the purification process for salt in wastewater and the utilization technology for oil is indicated.

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  • 石油、钒脱除、啉镍卟啉钒的分离提纯以及鉴定方法进行了详细阐述。

    The separation, purification and identification methods of nickel and vanadyl porphyrins are also recounted.

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  • 刚才说”,提纯分离什么不同呢?

    You say "pure", but what is the difference between purification and separation?

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  • 本文主要槐花中总黄酮提取以及总黄酮单体—芦丁槲皮素的分离提纯进行了研究

    We mainly research on the flavone extraction of the Sophora japonica and the separation of rutin and quercetin in this study.

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  • 结果表明操作性能稳定作为科研分离提纯使用。

    The results indicated the operating performance of the column was stable, and it could be used in scientific research, separating and purifying small batch material.

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  • 产品提纯分离可采用重结晶其它分离技术液相色谱技术。

    The purification of the product and the isolation of a crystalline ester is carried out by recrystallization or other purification techniques, such as liquid chromatographic techniques.

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  • 作者观察了采用化学消化机械分离离心提纯法制胰腺腺泡的机能

    The functional character of dispersed pancreatic acini prepared by the method including chemical digestion, mechanical isolation and centrifugal purification was studied.

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  • 因此70年代以来,磁性微球作为一种新型功能材料细胞分离蛋白质提纯免疫测定靶向药物等诸多领域有着广阔应用前景

    Therefore, since 1970's, as a new type of functional material, it has gained broad applications in cell separation, protein purification, immunoassays, immobilized enzyme and target delivery of drug.

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  • 淘洗,淘选,淘析清洗、倾析沉淀的方法来提纯分离清除(例如矿石)。

    To purify, separate, or remove (ore, for example) by washing, decanting, and settling.

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  • 同时本文对烷基产物进行分离提纯得到的2-异丙基-6-甲基萘,通过GC,GC-MSNMR分析,确定了结构

    The separation and purification of the alkylation products have been studied. Pure 2-IP-6-MN is obtained and its structure is proved by GC, GC-MS and NMR.

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  • 阐述杂醇油性质、产生原因提取提纯分离技术以及应用

    In this paper, the properties, the extraction, and the purification and separation of fusel oil and the application of fusel oil were illustrated.

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  • 介绍了中间体丙烯酸高碳醇酯合成产品分离提纯方法

    Synthesis and purification of long chain alkyl acrylate as intermediate of pour point depressant were introduced.

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  • 通过重结晶中间体最终产品进行分离提纯

    The intermediate and final products were all purified by recrystallization.

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  • 综述了煤焦油石油分离提纯2,6 -二甲基萘工艺

    The separation and purification processes of 2, 6-dmn from coal and petroleum tar are reviewed.

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  • 稀有金属萃取提纯分离金属盐类

    In the separation of metal salts in the extraction and purification of rare metals.

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  • 目的深入研究海洋生物多糖药用价值,对厚壳贻贝多糖进行分离提纯生物学活性研究

    Objective: To explore the influence of Mytilus coruscus polysaccharides, we extracted the polysaccharides from mussels and study its biologic activity.

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  • 介绍了分子蒸馏技术热敏性有机化合物提纯食品医药方面的分离纯化、精细化工产品天然香料后处理等方面的应用现状。

    The application of molecular distillation technology is reported in heat-sensitive chemicals, food and drug, chemical industry products and the aftermath of natural spices industry in this paper.

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  • 大鼠心肌细胞核采用离心密度梯度离心分离提纯

    Velocity and isopyknic gradient centrifugation was employed to fractionate rat myocardial nuclei.

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  • 通过苯酚碳酸甲酯交换反应合成了碳酸甲苯酯,采用减压精馏对其进行了分离提纯得到纯度>99.5%的碳酸甲苯

    Methyl phenyl carbonate(MPC) was prepared by transesterification of dimethyl carbonate(DMC) with phenol and the product with a purity exceeding 99.5% was obtained by vacuum distillation.

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  • 尿素沉淀法分子蒸馏法研究了二十碳五烯酸(简称e P A)、二十二六烯酸(简称d H A)分离提纯

    In this study, urea inclusion method and molecular distillation method were applied in the purifications of ethyl ester of EPA and DHA.

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  • 结晶提纯包括结晶、固 液分离溶解工艺。

    The crystallization and purification comprises crystallization, solid-liquid separation, dissolution, pressure filtration and so on.

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  • 本文介绍了2 ,6 -二甲基用途制备方法综述了煤焦油石油分离提纯2 ,6 -二甲基萘工艺

    The utilization and the prepartion methods of 2,6-DMN are introduced. The separation and purification processes of 2,6-DMN from coal and petroleum tar are reviewed.

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  • 本文介绍了2 ,6 -二甲基用途制备方法综述了煤焦油石油分离提纯2 ,6 -二甲基萘工艺

    The utilization and the prepartion methods of 2,6-DMN are introduced. The separation and purification processes of 2,6-DMN from coal and petroleum tar are reviewed.

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