The phase diagram analysis of sodium nitrite and sodium nitrate production was made and the control conditions of product quality in the production was also put forward.
对亚硝酸钠和硝酸钠生产相图进行了分析，提出了提高亚硝酸钠和硝酸钠产品质量的生产控制条件。
A discussion is also held on the compounds interfering with the methods. The main interfering compounds are phenol, sodium sulfite. sodium nitrite and sodium nitrate, etc.
还对一些物质对这两种方法的干扰情况进行了讨论，其中，苯酚、亚硫酸钠、亚硝酸钠和硝酸钠等为主要干扰物质。
应用推荐