The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit
later.
We apologize for any inconvenience caused
Synthesis and Property of a New Metal Ions Chromogenic Reagent of Thiazolylazo
Author(s): ZHENG Haijin
Pages: 42-
44
Year: 2004
Issue:
3
Journal: CHEMICAL RESEARCH
Keyword: 噻唑偶氮; 显色剂; 光度分析;
Abstract: 合成了2-(4,5-二甲基-2-噻唑偶氮)-4-甲基-5-磺酸丙基氨基苯甲酸(DMTAMSOB),研究了该试剂与Cu2+、Ni2+、Co2+离子的显色反应. 实验结果显示Cu2+、Ni2+、Co2+分别在628 nm、590 nm、583 nm处有最大吸收,其摩尔吸光系数(ε)分别为8.4×104,5.8×104,4.8×104,表明DMTAMSOB是上述离子较好的分光光度分析显色剂.
Citations
System Exception