The methods of purification for naphthenic acid consist of physical method and chemical method.
环烷酸的提纯方法主要有物理方法和化学方法。
The various methods of purification through the use of selective adsorption have several features in common.
使用选择吸附的各种净化方法都有几个共同特征。
In this paper, some methods of purification of bentonite were studied. Their basic principles, effectiveness of purification, merits and demerits were briefly introduced.
对几种膨润土提纯方法进行了研究，简述了其基本原理、提纯效果及优缺点。
In this review, the methods of purification were reviewed and the latest research development of purification and development prospect of soy isoflavones were elaborated also.
该文阐述大豆异黄酮纯化技术进展，讨论目前研究中存在问题，并对其发展前景进行展望。
The purification methods of phosphine include adsorption method, low temperature distillation method and membrane separation method etc.
总结了磷化氢的精制方法，主要有吸附法、低温精馏法和膜分离法等。
The chromatography technique is one of the most effective methods for biomolecule purification, which can provide high separation resolution.
层析技术是生物大分子分离纯化最有效的手段之一，可以实现很高的分离度。
Conclusion: The improved methods of manual purification, cool digestion and dermal scratching may increase the human keratinocyte livability and growth speed.
结论：采用人工纯化法、冷消化法和真皮刮除法等改良方法可提高体外培养的人表皮角质细胞存活率及生长速度。
In this paper, the methods of pectin extraction and purification from plant tissues, including chemical and biological methods, are introduced.
本文综述了从植物中提取果胶的各种方法，包括化学提取法和生物提取法。
Based on the study of vanillin characteristics, new purification methods are presented.
在分析香兰素性质的基础上提出了新的提纯方法。
This paper discusses the compositions of the exhaustions and the hazards concerned, and presents the purification methods of these gases.
文章介绍了柴油铲运机所排废气的成分及其危害，阐述了此类废气的净化方法。
Separating, purification and constitute character analysis methods of Aloe polysaccharide are discussed in this paper.
介绍了芦荟多糖的分离、纯化方法以及芦荟多糖的组成和特征分析方法。
Methods: Based on isolation, purification and expression of VEGF, successfully prepared anti VEGF antibody and developed a sandwich radioimmunoassay for VEGF.
方法：在表达及分离纯化VEGF的基础上，成功地制备了VEGF抗体，以夹心法测定vegf。
Productivity, production technique and purification methods of nitrogen trifluoride are introduced at home and abroad, while the domestic and foreign market of it is analyzed and forecasted.
介绍了国内外三氟化氮的产能、制备技术及纯化方法，同时对国内外三氟化氮市场进行了分析和预测。
The methods of isolation, purification and detection of taxol are reviewed.
综述了紫杉醇的分离纯化及其检测方法。
To explore the methods of isolation and purification of human fetal liver stem cells in vitro and analyze the bionomics.
研究人胎肝干细胞体外分离纯化方法，并对其进行初步鉴定及生物学特性分析。
FOS has a lot of benefits. For a few specific people, 55% FOS must be purified. This article summaries purification methods of FOS.
低聚果糖具有许多有益的保健功效，为了某些特定人群的使用，需将含量55 %的低聚果糖纯化。综述了低聚果糖的纯化方法。
Objective To improve output, purification and function of islet cells by optimizing isolation and purification methods.
目的优化胰岛细胞分离纯化的方法，提高胰岛产量、纯度和功能。
The optional high cell-density fermentation conditions, purification methods and biological activity of the recombinant enterokinase in E.
对重组肠激酶在大肠杆菌中的高密度发酵表达条件、纯化方法及其生物活性测定进行了研究。
The separation, purification and identification methods of nickel and vanadyl porphyrins are also recounted.
对石油镍、钒的脱除、卟啉镍和卟啉钒的分离提纯以及鉴定方法进行了详细阐述。
Master the methods of preparation and purification of polyclonal antibody.
⒉ 了解多克隆抗体的制备及纯化的基本方法。
The purification and analysis methods were studied for lipase-catalyzed synthesis of lauroyl mannoses.
本文对脂肪酶酶催化合成月桂酸甘露糖酯的分离纯化作了研究。
Various purification methods of glucomannan from konjak powder (KGM) were discussed. A simple purification method was brought forward.
分析了近年来各种魔芋葡甘露聚糖(KGM)的分离纯化方法，讨论了它们的优缺点。
The methods of synthesis and purification of the reagents were introduced.
介绍了这类试剂的合成及纯化方法；
The sources, structures, properties and physiological activities of chondroitin sulfate were briefly described. The methods of its extraction, purification and separation were reviewed.
介绍了硫酸软骨素的来源、结构、性质及其生理功能，对硫酸软骨素的提取、纯化及分离技术进行了综述。
The hyperglycemic activity of pancreatic extracts was encountered some 80 yr ago during efforts to optimize methods for the purification of insulin.
约80年前，在尝试优化胰岛素提纯技术的过程中人们发现胰腺提取液能引起高糖状态。
The hyperglycemic activity of pancreatic extracts was encountered some 80 yr ago during efforts to optimize methods for the purification of insulin.
约80年前，在尝试优化胰岛素提纯技术的过程中人们发现胰腺提取液能引起高糖状态。
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