• It reviewed the amount of the activator, the time of reaction, ratio of alcohol acid and the efficiency of the resin recycled and used?

    考察催化剂用量反应时间比及催化剂回收使用效率

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  • It introduces how to synthesize acrylic acid, acrylate and phenylethene quadripolymer into alcohol-soluble acrylic resin.

    介绍了丙烯酸丙烯酸脂、苯乙烯四元共聚合成醇溶性聚丙烯酸脂类的方法。

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  • Alcohol can inhabit the excretion of uric acid.

    酒精可以抑止尿酸排泄

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  • When you drink, enzymes in the liver known as alcohol dehydrogenases (ADHs) convert alcohol to an organic compound called acetaldehyde; another enzyme then converts acetaldehyde to acetic acid.

    饮酒时,肝脏中的ADHS酒精氢化酒精转化成ACETALDEHYDE化合物另外一个它转化成

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  • The students were to be tested for three supposedly benign traits: their responses to dairy products, folic acid, and alcohol.

    学生接受了三项推定为无危险特征检测他们奶制品叶酸酒精反应

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  • A chemical formed by the reaction of an acid and an alcohol.

    一种反应形成化学结构。

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  • The nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc.

    试剂包括烯烃炔烃等。

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  • Results Utilizing lactic acid dissolution and alcohol precipitation technology could prepare granules of chitosan lactate, which had characteristic absorption peak in infrared spectrum.

    结果利用乳酸溶解沉淀工艺制备壳聚糖乳酸颗粒红外光谱中具有特征性吸收

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  • Using Chinese kiwifruit juice as raw material through alcohol fermentation and acetic acid fermentation produce a kind of kiwifruit vinegar it has some health care functions.

    本文以浓缩猕猴桃原浆原料经过酒精发酵醋酸发酵生产猕猴桃这种具有一定保健功能。

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  • The effect of acid-alcohol ratio, acidity of catalyst, amount of catalyst, reaction time, and reaction temperature were investigated.

    考察了催化剂酸度,催化剂用量反应时间,反应温度对酯化产率的影响

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  • The other solvents that have higher extraction rate are 75% methanol, 75% alcohol and acetic acid successively.

    其它提取黄酮类化合物提取率较高溶剂依次75 %甲醇、75 %乙醇乙酸

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  • Volatile acidity (VA) General term for the substances in wine that are formed by the oxidation of alcohol (mainly acetic acid and ethyl acetate).

    由于酒精氧化而形成于葡萄酒中的物质总括主要醋酸乙酸乙酯)。

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  • Specimens prepared by polishing and etching in a weak solution of nitric acid and alcohol reveal the lamellar structure of alternating plates that forms on slow cooling.

    通过打磨硝酸酒精溶液中蚀刻制备样本显示出缓慢冷却形成交互状的薄片结构

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  • The effects of catalyst treated methods, catalyst quantity, reaction time, acid-alcohol ratio and catalyst length-of-live are studied in batch synthesis of acetic ether.

    考察了催化剂处理方式、催化剂用量反应时间合成乙酸乙酯影响及催化剂重复使用的活性。

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  • The influences of amount of catalysts, microwave power, microwave irradiation time and the mole ratio of alcohol to acid were studied.

    考察催化剂用量微波功率、微波辐射时间比对酯产的影响。

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  • The effect of alcohol to acid ratio, reaction time and temperature, the catalyst amount were investigated.

    讨论了反应时间催化剂用量对收率的影响

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  • The influence of acrylic acid and tetradecyl alcohol, amount of catalyst and inhibitor, reaction temperature, reaction time were investigated.

    探讨丙烯酸十四醇摩尔比,催化剂阻聚剂用量反应温度及反应时间对酯化反应的影响

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  • The effects of catalyst quantity, acetic alcohol mole ratio, acetic acid and ethyl alcohol feed site, reflux ratio and reflux composition on the process are investigated.

    乙酸乙醇酯化反应体系,考察催化剂用量进料位置回流比、回流组成等因素对过程影响。

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  • Methods the effects of amount of gallium sulfate, molar ratio of alcohol to acid, reaction time and repeated times of catalyst on the yield of n-butyl propionate were investigated.

    方法考察硫酸镓用量物质反应时间催化剂重复使用次数等因素收率影响

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  • It USES distilled water and alcohol to refine water soluble acid and alkali of sample and then test the extractive with PH indicator.

    蒸馏水乙醇水溶液试样中的水溶性然后酸度计或指示剂抽提物进行测定。

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  • The present article investigated the application of acid protease in alcohol production.

    探讨了酒用酸性蛋白酶酒精生产中的应用

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  • Abstract : this article reviews recent progress in nucleophilic reactions of the - carbon in vinylidene ruthenium complexes. the nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc.

    文摘综述近几年亚乙烯基络合物中间体-核反应。亲试剂包括烯烃炔烃等。

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  • Accordingly, the thermal stability of polysiloxanes may be influenced by oxide, water, alcohol, acid, base, residual catalyst, silicone oil, mechanical stress, filler or the end groups of itself.

    氧气、或醇残留催化剂、硅油、机械外力、填料硅氧烷的链端基等都会影响聚硅氧烷稳定性

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  • The finished wines with lower volatile acid had higher alcohol content and dry extract.

    挥发含量的石榴酒其酒精度浸出物也高。

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  • Benzyl propionate was synthesized by the esterification reaction of benzyl alcohol with propionic acid using potassium bisulfate.

    硫酸氢催化甲醇酯化反应合成丙酸苄酯。

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  • Benzyl propionate was synthesized by the esterification reaction of benzyl alcohol with propionic acid using potassium bisulfate.

    硫酸氢催化甲醇酯化反应合成丙酸苄酯。

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