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近年来,采用水杨基萤光酮(SAF)与金属离子在表面活性剂存在下形成三元配合物,使试剂SAF荧光猝灭而测定金属离子的方法已有不少报道。但利用Ga—SAF—CTMAB形成三元配合物导致SAF荧光猝灭而测定Ga的方法尚未见报道。我们发现,SAF—CTlWAB体系在400nm处有最
In recent years, the use of salicyl fluorone (SAF) and metal ions in the presence of surfactants to form a ternary complex, the reagent SAF fluorescence quenching and determination of metal ions have been reported. But Ga-SAF-CTMAB formation of ternary complexes resulting in SAF fluorescence quenching and determination of Ga has not been reported. We found that the SAF-CTlWAB system has the highest at 400 nm