Cu 2+ ? Zn 2+ ? Co 2+ and Ni 2+ with 2 (5 bromo 2 pyridylazo) 5 diethylaminophenol(5 Br PADAP) and cetyltrimethy lammonium bromide(CTMAB) in pH 8.3 buffer solutions were studied.
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- 痕量Fe3+、Mn2 +、Cu2 +、Zn2 +、Co2 +、Ni2 +與 2 ( 5 溴 2 吡啶偶氮 ) 5 二乙氨基苯酚 ( 5 Br PADAP)和溴化十六烷基三甲基銨 (CTMAB)在pH 8.；3時(shí)發(fā)生高靈敏顯色反應；所形成的三元膠束絡(luò )合物的吸收光譜嚴重重疊。
