The polarographic catalytic wave of Cobalt in Ethylene Diamine-Nitritesolution has been applied to determine trace Cobalt in soil and plant by staircase voltammetry on static mercury drop electrode.
用阶梯扫描伏安法研究了钴—亚硝酸盐—乙二胺体系在静汞电极上的催化波，用以测定土壤和植物中的微量钴。
2
The polymerization of acrylonitrile in aqueous nitric acid solution with sodium nitrite as initiator has been studied.
研究了亚硝酸钠引发硝酸溶液中丙烯腈的聚合反应。
3
This standard solution was accurately prepared in super-clean laboratory with pre-standardized sodium nitrite and sub-packed in 20 ml ampoules.