干燥氯化氢气体用浓硫酸的浓度检测方法改进

Improved detection methods of dry hydrogen chloride gas by sulfuric acid concentration

介绍了含有盐酸的浓硫酸浓度的测定方法的改进内容,通过选用合适的指示剂及试验方法,消除了盐酸对测定结果的影响。

This paper describes the determination of the concentration of concentrated sulfuric acid, which containing hydrochloric acid. By appropriate choice of indicator and test methods, to eliminate the influence of hydrochloric acid on the measurement results.