研究了仲胺7203(简写为7203)萃取铌硫氰酸盐络合物的性能及其机理。
The extraction properties and mechanism of niobium thiocyanate complex with secondary amine 7203 are studied.
在吐温- 80存在下，锌与硫氰酸盐、结晶紫生成蓝紫色离子络合物，采用流动注射分光光度法测定海水中的微量锌。
In the presence of Tween-80, trace zinc associates with thiocyanate and crystal violet can form a blue-violet ionic complex, can trace zinc be determined by FIA spectrophotometry.
应用推荐