ethyl acetate

基本解释

• [有化] 乙酸乙酯

同根派生

• ethyl acetate相关词

英汉例句

双语例句

• Radix Scutellariae was examined by Silca gel-G, the mobile phase was ethyl acetate-butanone-formic acid-water (5:3:1:1).
  黄芩：采用硅胶G板，以醋酸乙酯-丁酮-甲酸-水（5：3：1：1）为展开剂，显色剂为1％三氯化铁乙醇溶液。
• Atractylodes rhizome was identified with petroleum ether(60-90 )-ethyl acetate(50:1) as developer and 5% vanillin sulfuric acid solution as coloration using silica gel G.
  白术：采用硅胶G板，以石油醚（60-90℃）—醋酸乙酯（50：1）为展开剂，显色剂为5％香草醛硫酸溶液。
• METHODS The mobile phase was ethyl acetate-acetone-acetic acid-water(10∶5∶2∶2, V/V), After launching and took out air dries and developed with iodine vapor. The coloration spots were brown.
  方法薄层色谱展开剂的组成为：乙酸乙酯-丙酮-醋酸-水（10∶5∶2∶2，V/V），展开取出晾干后，置碘蒸气缸中显色，斑点显褐色。

• ethyl acetate更多例句

词组短语

短语

• ethyl rhodinyl acetate 乙酸乙基玫瑰酯
• ethyl -acetate 乙酸乙酯
• ethyl carbitol acetate 乙基卡必醇醋酸酯
• PANTHENYL ETHYL ETHER ACETATE 泛醇基乙基醚乙酸酯
• glycol ethyl ether acetate 乙二醇乙醚乙酸酯

• ethyl acetate更多词组

英英字典

柯林斯英英字典

• a colourless volatile flammable fragrant liquid ester, made from acetic acid and ethanol: used in perfumes and flavourings and as a solvent for plastics, etc. Formula: CH3COOC2H5

• ethyl acetate剑桥字典
• ethyl acetate柯林斯字典

专业释义

化学

• 乙酸乙酯

  The cosolvent used in the experiment included ethanol, propanol, ethylene glycol and ethyl acetate.
  实验中用到的夹带剂有：乙醇、乙酸乙酯、乙二醇、正丙醇。

• 醋酸乙酯

医药科学

• 乙酸乙酯

  It was found that ethyl acetate layer and water layer were antiinflammative while water layer was bacteriostatic.
  发现乙酸乙酯层和水层是抗炎有效部位，水层是抑菌有效部位。

  生物学

• 乙酸乙酯