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THE PRELIMINARY RESEARCH ON DETERMINATION OF TRACE IRON IN WATER WITH SPECTROPHOTOMETER
Author(s): 
Pages: 52-53
Year: Issue:  4
Journal: INNER MONGOLIAN ENVIRONMENTAL SCIENCES

Keyword:  邻菲罗啉曙红分光光度法表面活性剂;
Abstract: 研究了表面活性剂存在下,铁、邻菲罗啉、曙红的显色反应.该离子缔合物的最大吸收波长为545nm,摩尔吸光系数为9.4×104L·mol-1·cm-1,铁含量在0 mg/L~0.4mg/L内符合比耳定律.以自来水为基体进行铁的回收实验,回收率在99%以上.
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