钌(Ⅲ)-偶氮胂M-溴酸钾催化光度法测定痕量钌

JOURNAL OF GUANGXI NORMAL UNIVERSITY(NATURAL SCIENCE EDITION)(2003)

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Abstract
主要仪器与试剂 721A型分光光度计;501型超级恒温器钌(Ⅲ)标准溶液:按文献[4]制得1.000g/LRu(Ⅲ)标准储备液(1.2 mol/L盐酸),工作溶液为1.0 mg/L Ru(Ⅲ),用0.01 mol/L盐酸稀释得到(现用现配);0.10mol/LKBrO3溶液;5.0×10-4mol/L偶氮胂M溶液;0.02mol/LH2SO 4溶液.
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