purification

self-purification of water.

水的自然

A stepwise procedure for isolation and purification of lactoperoxidase by ultrafiltration and ion exchange chromatography was investigated.

采用超滤-离子交换色谱分步洗脱法,对牛初乳中的乳过氧物酶进行了分离和纯。

The water goes through three stages of purification.

这水经过 3 个步骤的。

The purification methods of miraculin were reviewed including dialysis, solvent extraction and chromatography in this paper.

神秘果素是一种能使酸味变甜的碱性糖蛋白。

The method was established for purification of diflubenzuron by crystal technique with mixed solvents.

本文论述了利用混合溶剂——结晶法纯除虫脲的分析技术。

Waste beer yeast polypeptides were made from waste beer yeast by bromidic hydrolyzation, separation, purification and dryness etc.

以啤酒废酵母为原料,经菠萝蛋白酶酶解、分离、纯、干燥等工序制得啤酒废酵母活性肽。

The best temperature is about 250℃.The shallow subsider and long time can improve the purification efficiency.

其最佳温度为250℃左右，浅池、长时可使高。

Objective:To establish a simple and effective procedure for purification of chymopapain and study about its effect on nucleus pulposus in vitro.

目的:建立简单有效的木瓜凝乳蛋白酶分离纯方法,并研究其体外溶核作用。

The source and damage of manganiferous wastewater were introduced. The control technology, sewage purification means and water resources protection were discussed.

摘要介绍了含锰废水的来源与危害，对其治理技术、污水手段以及水资源保护等方面进行了探讨。

Active placentin from lamb placenta was extracted by modern technology of biological engineering, the preparation technology is simple and needed no specific purification process.

摘要以健康羊胎盘为原料，采用现代生物工程技术制备活羊胎素，制备工艺简单，无需特殊纯手段。

Results The reserved rate of aphnetin was over 96 %,the ability of purification was strong and the ultrafiltrate was very pellucid.

结果用超滤技术纯祖师麻乙醇取液,祖师麻甲素保留可达96%以上,滤液澄明度好,除杂力度较大。

Objective To develop a simple and effective m etho d for the separation and purification of chymopapain and study the zymological p roperty of the enzyme.

目的建立简单有效的木瓜凝乳蛋白酶分离纯方法,并研究其酶学性质。方法采用离子交换层析直接将木瓜凝乳蛋白酶分离纯,通过温度、葡萄糖、盐酸胍及其他因素研究酶学性质。

inlet rose box | purification apparatus | rose head | purifier | pass filter | filtrator | cold filter .

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3.The source and functioning as well as the separation, purification, identification and the effect of host sear-ching kairomone were studied.

本文研究了该蜂在寄主定位过程中,搜索利它素的存在部位、作用方式及其分离、纯、鉴定,以及初步应用效果。

Relative activity was 144.83.And recovery was 38.66%.Conclusion:The industrial feature was reflected in the purification process of thrombolysin.

结果：聚丙烯酰胺凝胶电泳考马斯亮蓝染色法结合显示最终纯产物为一条染色带，纯倍数为144.83，回收为38.66％。

Widely used in air purification for hospital mortuary, zootomy room, police corpse inspection room etc. Low sorption pressure with high speed, complete and fast sorption relief.

广泛应用在各大医院的太平间，动物解剖室，各公安机关尸检室的空。吸附阻力小，速度快，解吸迅速，彻底。

On the basis of giving the principles of purifying rare earth metals by floating zoneelectrotransport jonit method, the mechanisms of this purification method were analyzed.

在概述悬浮区熔电迁移联合法纯稀土金属的原理基础上,着重分析了这种方法纯稀土金属的机理。

The device adopts fluosolids roasting, heat energy recovery through middle-pressure waste-heat boiler, acid purification, (3+2) transfer, and twice absorption process.

本装置采用沸腾焙烧、中压余热锅炉回收高温位热能、酸洗、（3+2）两次转、两次吸收的工艺流程。

According to the features of Guizhou's resource,the technology of industriaI glyc-erine by fermentation from Canna Edulis Ker starch and purification are studied in this article.

根据贵州省资源特点，采用以芭蕉芋淀粉为原料，经发酵等工工艺过程制取了精制工业甘油，并对其工工艺过程进行了研究。