SO2的制取和性质实验的绿色化设计
Experiment Teaching and Apparatus（2020）
Abstract
SO2的制取及相关性质的实验研究存在药品用量大,实验操作较复杂,实验耗时较长,有毒尾气不易控制等缺陷.将3支注射器用三通管相连,一支注射器装入Na2SO3固体,一支装入硫酸,一支收集SO2,通过三通管可调节SO2制取进程,实现气体收集的可控调节.同时,该设计可实现SO2的制取和性质实验的微量化,实现实验的绿色化设计.
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