Immerse the end of the column in a vial of acetone and check bubbles.

A new bimetallic basicity catalyst used for synthesis of methyl isobutyl ketone from acetone and hydrogen.

制备了常压下丙酮与氢气合成甲基异丁基酮的双金属碱性催化剂,并测定了其反应活性.

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It was than allowed to thoroughly dry and dissolved in acetone.

它是比让周到地烘干和溶化在丙酮里.

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Table 1 property parameters of acetone.

参数数据如表1所示.

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Acetone Finger nail polish remover , a preservative for dead frogs, an insecticide.

丙酮:指甲水和杀虫剂的组成成分, 也可用于防腐.

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Properties Soluble in benzene, acetone, chloroform, a little soluble in alcohol, insoluble in water.

性质溶于苯 、 丙酮 、 氯仿, 微溶于乙醇, 不溶于水,对呼吸道与皮肤有刺激作用.

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Acetone is impregnated fabric coating, above, to curing coatings will be dissolved.

方法是用浸透丙酮的布块在涂层上面擦拭, 若固化不良,涂层会被溶解.

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The freshly abraded specimen must then be washed in industrial spirit and Analar acetone.

然后,研磨好的新鲜试样必须在工业酒精及纯丙酮中洗涤.

——辞典例句

One might expect azomethane to have a Y structure similar to that of acetone ( CH 3 ) 2 CO.

可以预期偶氮甲烷分子具有和丙酮 ( CH3 ) 2CO分子相似的丫形结构.

——辞典例句

After some initial problems, acetone was successfully produced in quantity.

解决了最初的一些问题之后，终于成功地制造出了大量丙酮。

柯林斯词典例句库

In refluxing acetonitrile, water could also undergo the similar addition with alkenyl perfluoroalkyl sulfones.

在回流的乙腈中水也可与氟烷基联烯砜发生类似的加成反应.

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The Sudan dyes were extracted with acetonitrile and the clean-up procedure was not required.

建立了食品中苏丹红染料的液相色谱 - 质谱联用测定方法.

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This paper reports the synthesis of 2-heptanone in the functions of absolute potassium fluoride and acetonitrile.

报道了在无水氟化钾和乙腈作用下2 - 庚酮的合成.

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The milled sample was soaked in water containing NaCl, then extracted with acetonitrile.

磨碎的试样加入少量氯化钠,用水浸泡, 再用乙腈提取.

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This technique cut off benzene and acetonitrile weakened the toxicity, reduced the production cost.

改进后的工艺革除了苯和乙腈, 降低了毒性和成本.

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The technical characteristics of the acetonitrile extracted butadiene plant after remoulding were introduced.

简介了乙腈抽提装置的技术改造情况.

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Methods In accordance to the international detective method, acetonitrile ( ACN ) was used as the substitute of additive solvent.

〔方法〕按照国际检测方法对辣椒粉做了苏丹红添加试验,样品溶剂换成乙 腈.

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A novel process of acetonitrile recovery from pharmaceutical effluent was designed.

设计了一套回收制药废液中乙腈的新工艺.

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The N-acetyl-carnosine eye drops were prepared, and was stable at room temperature for 2 years.

制备了N - 乙酰肌肽滴眼液,室温放置2年, 稳定性良好.

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Specifically, the study describes an acetyl genetic switch that produces memory impairment in aging 16-month-old mice.

特别是, 这项研究描述了一种乙酰基遗传“开关”,这直接导致了一只16个月大的白鼠记忆上的损伤.

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The compound stabilizer of water is synthetized from the by product in production of acetyl chloride.

采用乙酰氯副产物为原料合成复合水质稳定剂.

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