摘要
本文采用联苯胺代替洁尔灭标定磷钨酸标准滴定溶液,提高了两性表面活性剂甜菜碱分析的准确度。
The use of diphenylamine to replace ammonium alkyl dimethyl benzyl chloride in titration of phospho-tungstic acid standard solution is introduced. It improves the accuracy in the analysis of amphoteric surfactant betaine.
出处
《广州化工》
CAS
1992年第2期62-64,66,共4页
GuangZhou Chemical Industry
