The performance of the reaction using an acidanhydride as an acyl donor was compared with that using its corresponding free acid.
对分别使用酸酐和相应的游离羧酸作酰基给体时的反应性能进行了比较。
2
The paper introduces the application of chromic flotsam natrium bisulfate in the course of neutralization and pre acidification in industry of chromic acidanhydride.
介绍铬酸酐生产中，含铬硫酸氢钠废料用于前工段中和、预酸化。
3
Hardness and temperature, current density, chromium content of sulfuric acidanhydride and are closely related.