solvent ether
英 [ˈsɒlvənt ˈiːθə(r)]
美 [ˈsɑːlvənt ˈiːθər]
（二）乙醚
双语例句
- Solvent Absorption and Crystallization Behavior of Poly ( aryl Ether Ketone) s Films
聚芳醚酮膜的溶剂吸附与诱导结晶行为 - In the extracting study, it has showed hydrochloric acid-heat treatment is a simple, convenient and effective extracting methods is which was used to destroy the cell wall, and the extracting organic solvent is petroleum ether whose boiling range is 60~ 90 ℃.
研究中还找到一个简便有效的对β-胡萝卜素的提取方法，选用盐酸-热处理法进行细胞破壁，并选用沸程为60～90℃的石油醚进行萃取。 - It is also showed that the strong base has some co-catalysis effect on reaction and the yield is also remarkably affected by solvent. The small molecule amine with ether bond is the best solvent for preparation.
另外，反应还强烈地受到溶剂的影响，实验表明反应在小分子醚胺中进行时，反应的转化率和收率都有明显的提高。 - In chapter two, a gas chromatography with direct injection was established to determine the content of the mixed solvent petroleum ether in Ibuprofen.
在第二章中首次建立了布洛芬原料药中混合物类型有机残留溶剂石油醚（90-120℃）的直接进样-气相色谱检测方法。 - The best extraction way of the pathotoxin produced by Pmg was to use the weak polarity organic solvent, especially ether.
大豆疫霉根腐病菌毒素的提取采取弱极性的有机溶剂萃取的方法比较理想，尤其是用乙醚萃取。 - The method of extracting the auxin in seaweeds with organic solvent, separating and purifying the auxin by ether extraction method and column chromatography has been established.
确立了以有机溶剂提取海藻中的生长素，以乙醚萃取法和柱层析法对生长素进行分离纯化的方法。 - We select solvent with acetone, the developing agent with petroleum ether and ethyl acetate ( volume ratio: 9:4), closure the thin board and determine by 269 nm.
选择了以丙酮为溶剂对样品进行溶解，以石油醚-乙酸乙酯（体积比9：4）为展开剂上行展开，密封展板后在波长269nm下进行测量。 - The phase-transfer epoxidation of soybean oil with 30% hydrogen peroxide catalyzed by tungsten-based polyoxometallate complex without solvent and with petroleum ether as the solvent was studied and the effects of solvent, reaction time and catalysts on product were studied.
研究了无溶剂和石油醚作溶剂时，30%过氧化氢存在下过氧钨配合物催化大豆油进行相转移的环氧化，并考察了溶剂、反应时间和催化剂等因素对产物的影响。 - Water dispersions of epoxy resin with small particles from 87 to 104 nm were synthesized by the graft copolymerization of epoxy resin with methacrylic acid and styrene in a mixed solvent of propylene glycol monobutyl ether and butanol with a specific composition.
控制不同的反应条件，采用甲基丙烯酸、苯乙烯与环氧树脂在丙二醇丁醚/正丁醇溶剂中接枝共聚，合成了粒径在87～104nm范围的环氧树脂水分散液。 - The transesterification of CPBA and vinyl acetate were systematically studied Solvent test revealed that diisopropyl ether is the ideal solvent for this reaction system, and vinyl acetate is the second one to the best.
对CPBA与乙酸乙烯酯的转酯化反应进行了较为系统的研究。发现异丙醚是本反应体系的理想溶剂，乙酸乙烯酯其次。