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中文摘要：
以三羟基苯基荧光酮(THPF)作为光谱探针,在溴代十六烷基吡啶-乳化剂(CPB-OP)微乳液介质中研究其与锑的显色反应,当pH=7.01,微乳液介质中锑与三羟基苯基荧光酮的物质的量比为1∶3时,系统中能形成稳定的有色配合物,其最大吸收波长λmax=460 nm;采用双峰双波长光度法测得其摩尔吸光系数ε=2.81×106L.mol-1.cm-1,比单波长分光光度法测得的ε的灵敏度提高4.43倍;用此配合物测定以污水为底液的模拟样品中的锑,标准偏差均小于2.1%;以巯基葡聚糖凝胶(SDG)分离富集消除共存离子干扰时,Sb3+的回收率为97%～102%。
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