单词：quaternary amine
quaternary amine的用法和样例：
例句
- Using lignin exstracted from papermaking black liquor as a raw material,the synthesis of a quaternary ammonium salt of lignin has been carried out.以从造纸黑液中提取的木质素为原料，合成木素季胺盐絮凝剂。
- Quaternary ammonium salts of bisamides and quaternary ammonium salt cationic surfactant of imi_dazoline were synthesized and the content of cations was determined.合成了双酰胺类季铵盐和咪唑啉型季胺盐阳离子表面活性剂，并进行了阳离子含量测定。
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