• Main products: Glovebox, Solvent Purification System and Gas Purification System.

    主要产品包括:手套箱,有机溶剂净化系统和气体净化系统。

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  • The practice showed chemical regent did not need to regenerate even long time use. Its using lifetime was longer than ionic exchange resin's. It was ideal solvent purification measure.

    实践表明:凝胶色谱即使长期使用也无需用化学试剂再生,使用寿命比离子交换树脂更长,是一种比较理想的溶剂净化手段。

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  • Purification of 2,6 dichlorotoluene by the recrystallization method without solvent was studied.

    研究了用无溶剂重结晶法提纯2 ,6二氯甲苯。

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  • The paper compares the Lurgi synthesis gas purification technology with that of Linde, in which the cycling solvent methanol has a high water content and consumes considerably.

    针对林德公司工艺存在着溶剂甲醇在循环过程中水含量高和损失大的问题与鲁奇公司合成气净化工艺进行了比较。

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  • As a new method of nickel extractive metallurgy, the process of chlorine leaching purification electrolysis for nickel sulphide concentrate usually USES solvent extraction as its purification.

    硫化镍精矿氯气浸出—净化—电积工艺作为镍提取冶金的新方向,其净化过程大多采用溶剂萃取方法。

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  • Used in the poisonous gas purification, waste gas treatment, industrial and life water purification processing, solvent recovery, etc.

    用于有毒气体的净化,废气处理,工业和生活用水的净化处理,溶剂回收等方面。

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  • The plan and design for treatment of waste organic solvent gas from a fiberglass workshop are introduced. The design has characteristics of simple, cheap and thorough purification.

    介绍了工厂有机溶剂废气处理方案和设计及实际运行效果,具有简单经济、净化彻底的特点。

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  • The application of ACF has been introduced in the fields of waste water disposal, recovery of solvent, purification of air etc.

    介绍了ACF在废水处理、溶剂回收、空气净化等方面的应用。

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  • The ultrasonic extraction can be done in a shorter time, and its solvent is easier to recycle, which is conducive to further separation or purification of tannin or making further study on it.

    超声技术可以缩短提取时间,溶剂易回收,有利于下一步鞣质的分离纯化及更深度的研究。

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  • Purification of diphenyl ether by crystallization without solvent is discussed. This method has provided with the characteristics of high efficiency, economy and cleanness.

    用无溶剂结晶法纯制二苯醚,该方法具有高效、经济和洁净的特点。

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  • The inorganic chemicals with high purity and low cost directly from ores can be produced through the concentration, separation and purification of solvent extractions.

    应用萃取富集、分离、提纯,可以由矿石直接生产金属无机盐,纯度高、成本低。

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  • Tannin fractions with different molecular weight distributions were obtained by purification of alcohol precipitation and fractionation of solvent extractions of black wattle bark tannins.

    通过对黑荆树皮单宁进行醇沉纯化和溶剂萃取分级,可得到分子量分布范围不同的单宁级分。

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  • Surfactant as solvent widely used in purification, reconstruction and crystallization of LH2. It is very important to reveal the effect of Surfactant on structure and function of LH2.

    表面活性剂作为增溶剂广泛应用于LH2的分离纯化、重构和结晶,阐明表面活性剂对LH2的影响非常重要。

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  • There were not n-hexane, benzene, toluene and xylene, o-xylene, styrene and other organic solvent residue in the purification of apple polyphenol by the headspace gas chromatograph.

    再采用顶空气相色谱法检测所得苹果多酚纯化物中正己烷、苯、甲苯、对二甲苯、邻二甲苯、苯乙烯等有机溶剂残留均低于检测限。

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  • Using paraffin amine as dissolvent and kerosene as diluent for the purification and defluorination of wet process phosphoric acid by solvent extraction was studied.

    为对湿法磷酸进行净化脱氟 ,用胺类溶剂作萃取剂 ,煤油作稀释剂 ,对湿法磷酸进行了溶剂萃取脱氟的工艺研究。

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  • This paper summarizes the process features of purification arsenic removal of copper electrolyte by solvent extraction or continuous electrowinning and makes analysis and comparison.

    总结了萃取法和连续电积法两种铜电解液净化脱砷新工艺的特点,并进行了分析比较。

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  • Plant operation after modification shows that active MDEA co 2 removal technique has advantages such as low consumption of steam, electricity and solvent; high purification and good solvent stability.

    改造后装置运行表明,活化mdea脱碳技术具有蒸汽、电、溶剂消耗低,净化度高,溶液稳定等优点。

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  • Although the fucoxanthin yield extracted by SFE-CO2 was lower, the SFE-CO2 was more conducive to fucoxanthin selectively extraction, separation and purification compared to organic solvent extraction.

    与有机溶剂法相比,超临界CO2萃取岩藻黄素效率略低,而更利于岩藻黄素的选择性萃取及分离提纯;

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  • METHODS Indicated by the content of sennoside A, the conditions of residue solvent extraction and resin purification were determined by single factor trial.

    方法番泻苷A为指标,以单因素考察确定药渣溶剂提取与树脂精制条件。

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  • The purification filter element unit is communicated with a communicating pipe through a delivery pipe, and the communicating pipe is communicated with the cleaning solvent box.

    净化滤芯单元通过 分液管与连通管连通,连通管与清洁溶剂箱连通。

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  • The purification filter element unit is communicated with a communicating pipe through a delivery pipe, and the communicating pipe is communicated with the cleaning solvent box.

    净化滤芯单元通过 分液管与连通管连通,连通管与清洁溶剂箱连通。

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