溶剂

The synthesis methods of double (three chlorine methyl) carbonate by using solvent and nonsolvent method are introduced.

给出了法和非法两种合成双(三氯甲基)碳酸酯的方法。

The free radical polymerization of VOZO in benzene solution results poly 2 vinyl 2 oxazoline(PVOZO).

对合成过程中的及分离等问题进行了讨论。

To develop headspace gas chromatography for the determination of residual solvent in Amodiaquine Hydrochloride.

建立顶空气相色谱法分析盐酸阿莫地喹中残留。

The refined solvent oil with less than 0.1%aromatics wa s used in medicine Brufen production as conventional solvent.

药品布洛芬生产新工艺中采精制的橡胶工业油(精制油)作，要求其芳烃含量小于0.1%。

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

本文论述了利混合——结晶法提纯除虫脲的分析技术。

The article presents Synthesizing Allyl isorhodanate by using microwave energy withmethylic alcohol as solvent.

介绍以甲醇为,利波能来合成异硫氰酸烯丙酯的新方法。

Either glyme, diglyme, nitromethane, or other suitable solvents of similar polarity may be used as the solvent component.

、二肟、二二肟，硝基甲烷或类似的适当的极性，可作。

Either glyme, diglyme, nitromethane, or other suitable solvents of similar polarity may be used as the solvent component.

、二肟、二二肟、硝基甲烷或类似的适当的极性，可作。

In this field it provides high tinctorial strength and relatively good lightfastness.

因有限之耐热性及耐性，影响到此产品之较广泛使。

The preparation of anisaldehyde by ozonolysis reaction from anethole was studied.

以茴香脑为原料,酸和环己烷的混合物做,臭氧化法制备茴香醛。

Molality - The number of moles of solute divided by the number of kilograms of solvent.

质量摩尔浓度 -痣的数目质除以公斤的。

Objective: To compare the extraction efficiency of imperialine extracted with different solvents.

比较不同对西贝素的提取效率的影响。

One new solvent free impregnating resin based on unsaturated polyester with modified diphenylene ether is prepared.

以改性二苯树脂为原料，合成了一种新颖不饱和聚酯型无浸渍绝缘漆。

Limonene needed in recycling foamed polystyrene was extracted from the ear of schizonepeta tenuifolia using ligroin.

本文研究从荆芥穗中提取回收聚苯烯所需的柠檬烯,其方法是萃取。

Sodium thioantimoniate is used to make quinsulfide antimony and to clean the solution during zinc electrolytic deposition.

硫代锑酸钠主要于制备五硫化锑以及在电解锌过程中清理以析出金属锌。

Most other processes use chemical solvents, like Methylene Chloride or Ethyl Acetate to decaffeinate coffee beans.

而常这个过程，有些工艺会使二氯甲烷（作萃取）或酸酯（作）等。

The carbonization of exrtacting constituents of preheated Shenfu noncoking and Liulin dominant coking coal has been studied.

对预热神木不粘煤及柳林主焦煤中不同抽提组分的碳化特性分别进行了比较研究。

Chloroform being solvent,under bath heat,4 hydroxymethyl caged bicyclic phosphate acylated with pentanoyl chloride and hexanoyl chloride dividedly.

氯仿作,在浴温条件下,4羟甲基笼状双环磷酸酯分别与戊酰氯、己酰氯发生酰化反应。

The effect of solvent polarity and guanidinium on the con-formation of carbonic anhydrase was studied by fluorescence emission spectrum.

以紫外荧光光谱为检测手段，比较研究了极性及盐酸胍对碳酸酐酶构象的影响。

In contrast with different extraction methods, the alkannin could be extracted quickly and effectively by the ultrasonic wave.

研究了超声波法和有机法提取天然紫草色素的工艺条件,超声波法可明显提高色素的提取速率。