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quaternary ammonium cation中文是什么意思
发音:
- 中文翻译
- 造句
- 季铵化合物
- 季铵盐
- 季铵阳离子
- quaternary adj. 1.四个一组的；由四部份组成的；第四的。 2. ...
- ammonium n. 【化学】铵。
- cation n. 【化学】阳离子，正离子 (opp. anion)。 ...
- quaternary ammonium 季胺; 季铵; 手铵
- alkyl quaternary ammonium bromide 烷基溴化季铵盐
- alkyl quaternary ammonium chloride 烷基氯化季铵盐
- alkyl quaternary ammonium salts 烷基季铵盐
- di-quaternary ammonium thiocyanate 硫氰酸双季铵
- hydroxypropyl quaternary ammonium salt 羟丙基季铵盐
- quaternary ammonium alkaloids 季铵生物碱
- quaternary ammonium base 季铵碱
- quaternary ammonium bases 季铵硷
- quaternary ammonium compound 季铵化合物; 四级铵化合物
- quaternary ammonium compounds 季胺类化合物; 季铵化合物
- quaternary ammonium halide 季铵卤化物
- quaternary ammonium hydrate 季铵碱
- quaternary ammonium hydroxide 季铵碱
- quaternary ammonium polymer 季铵聚合物
- quaternary ammonium polystyrene resin 季铵聚苯乙烯树脂
- quaternary ammonium salt 季铵盐
- quaternary ammonium spasmolytic drug 季铵类解痉药
- quaternary ammonium type resin 季铵型树脂
- quaternary ammonium, anionic group 季铵盐
- crosslinked di-quaternary ammonium salt 交联双季铵盐
- quaternary adj. 1.四个一组的；由四部份组成的；第四的。 2.【化学】四元的；四价的；季的；【数学】四进制的。 3.〔Q-〕【地质学；地理学】第四纪[系]的。 n. 1.四；四个一组的东西；第四组组成部分。 2.〔Q-〕【地质学；地理学】第四纪。 3.【数学】四进制。 the Pythagorean quaternary 毕达哥拉斯四元数〔即1＋2＋3＋4，结果恰巧是10〕。
Quaternary ammonium cations, also known as quats, are positively charged polyatomic ions of the structure NR4+, R being an alkyl group or an aryl group. Unlike the ammonium ion (NH4+) and the primary, secondary, or tertiary ammonium cations, the quaternary ammonium cations are permanently charged, independent of the pH of their solution.
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Last modified time:Tue, 19 Aug 2025 00:29:56 GMT
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