V2EX cosolvent

Cosolvent

定义 Definition

cosolvent(共溶剂/助溶剂):与主要溶剂一起使用的第二种溶剂,用来提高溶质的溶解度、改善混合物的性质(如极性、黏度、挥发性),或帮助某些反应/配方更稳定地进行。常见于制药、化学反应体系、材料与分析化学中。(也常写作 co-solvent。)

发音 Pronunciation (IPA)

/koslvnt/
/kslvnt/

例句 Examples

Adding ethanol as a cosolvent can help dissolve the compound.
加入乙醇作为共溶剂可以帮助溶解该化合物。

In the formulation, a small amount of cosolvent was introduced to increase solubility without significantly changing the pH or stability of the drug.
在该配方中加入少量共溶剂,以提高溶解度,同时不显著改变药物的 pH 或稳定性。

词源 Etymology

由前缀 **co-**(“共同、一起”)+ solvent(“溶剂”)构成,字面意思是“共同使用的溶剂”。该词在现代化学与药剂学语境中常见,用来强调它并非唯一溶剂,而是与主溶剂协同作用。

相关词 Related Words

文学/著名作品用例 Literary / Notable Works

(该词更常见于科学与工程类著作而非小说诗歌。以下为常见出处类型与代表性书目:)

  • Solvents and Solvent Effects in Organic Chemistry(Reichardt & Welton)
  • Remington: The Science and Practice of Pharmacy(药学经典参考书)
  • Handbook of Pharmaceutical Excipients(药用辅料手册)
  • Physical Chemistry of Surfaces(Adamson & Gast,表面物理化学教材)
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