| 催化褪色光度法测定痕量锇：邻硝基苯基荧光酮—锇—H2O2体系 |
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| 引用本文： | 张庆合,赵中一,金继红,何应律.催化褪色光度法测定痕量锇：邻硝基苯基荧光酮—锇—H2O2体系[J].理化检验(化学分册),1994,30(6):335-336. |
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| 作者姓名： | 张庆合 赵中一 金继红 何应律 |
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| 作者单位： | 中国地质大学应化系!武汉430074 |
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| 摘 要： | 研究了在碱性介质中,锇催化过氧化氢氧化邻硝基苯基荧光酮,使该试剂褪色测定锇,方法操作简单.测定锇的范围为0～25ng/25ml,检出限为1.54×10~(-12)g·ml~(-1),是动力学方法测定锇的最灵敏方法之一,通过蒸馏法分离后测定了铬铁矿和铁矿石中锇,结果满意.
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| 关 键 词： | 催化褪色光度法 锇 邻硝基苯基荧光酮 |
PHOTOMETRIC DETERMINATION OF TRACE AMOUNTS OF OSMIUM THROUGH ITS CATALYTIC EFFECT ON THE OXIDATION OF o-NO_2-PF BY H_2O_2 |
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| Zhang Qingbe,Zhao Zhongyi,Jing Jihong and He Yinglu.PHOTOMETRIC DETERMINATION OF TRACE AMOUNTS OF OSMIUM THROUGH ITS CATALYTIC EFFECT ON THE OXIDATION OF o-NO_2-PF BY H_2O_2[J].Physical Testing and Chemical Analysis Part B:Chemical Analgsis,1994,30(6):335-336. |
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| Authors: | Zhang Qingbe Zhao Zhongyi Jing Jihong and He Yinglu |
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| Abstract: | |
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| Keywords: | Catalytic decoloration pholometry Osmium o-nitrophenylfluorone |
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