其缺点也很明显:不宜长 醋酸酯在二氯甲烷(methylene dichloride)中形成期存放,容易霉变,产品质量稳定性不好,容易变 的溶液作为淀粉塑料的涂饰剂涂饰在制品表面,从形。
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一氯甲烷;氯甲烷;Chloromethane 二氯甲烷;亚甲基二氯;甲叉二氯;氯化次甲基;亚甲基氯;甲撑氯;Methylene dichloride;Dichloromethane;Methylenechloride;dichloro-Methane 二氯甲烷;次甲基氯;甲叉二氯;亚甲基氯;Dichloromethane ..
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...甲叉二氯;亚甲基氯;Dichloromethane 二氯甲烷;Methylene dichloride;Dichloromethane 二氯甲烷;亚甲基二氯;甲叉二氯;氯化次甲基;亚甲基氯;甲撑氯;Methylene dichlor……
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一氯甲烷;氯甲烷;Chloromethane 二氯甲烷;亚甲基二氯;甲叉二氯;氯化次甲基;亚甲基氯;甲撑氯;Methylene dichloride;Dichloromethane;Methylenechloride;dichloro-Methane 二氯甲烷;次甲基氯;甲叉二氯;亚甲基氯;Dichloromethane ..
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The optimum condition of preparation of 2,4,6-tribromophenol by tri-bromination of phenol are as follows: 3.1 of the mole ratio of bromine to phenol, 40 of the volume percentage of methylene dichloride in methylene dichloride-water solvent, 40℃of the reaction temperature, 150 minutes of the reaction time.
苯酚三元溴化生成三溴苯酚的最佳反应条件为:溴素与苯酚的物质的量比为3.1,二氯甲烷-水混合溶剂中二氯甲烷的体积百分比为40%,反应温度40℃,反应时间150 min。
参考来源 - 苯酚一元溴化的定位效应研究·2,447,543篇论文数据,部分数据来源于NoteExpress
Under room temperature conditions, spinach was extracted with methanol-HCl (4:1 by vol), followed by a second extraction in methylene dichloride.
在室温条件下,采用体积比4∶1的甲醇和盐酸混合溶液提取,用二氯甲烷萃取。
The scavenging agent for scavenging the chewing gum residual consists of carbon disulfide, methylene dichloride, ethyl acetate, span-80, cyclohexanone, sodium dodecyl benzene sulfonate and water.
一种清除口香糖残渣的清除剂由二硫化碳、二氯甲烷、乙酸乙酯、司班-80、环己酮及十二烷基苯磺酸钠及水组成。
Main methanol, ethanol, ethylene glycol, acetone, ethylene dichloride, methylene chloride, diethylene glycol.
主营甲醇,乙醇,乙二醇,丙酮,二氯乙烷,二氯甲烷,二乙二醇。
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