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DETERMINATION OF MASS FRACTION OF NICKEL IN NICKEL ORE WITH DIMETHYLGLYOXIME SPECTROPHOTOMETRY
Author(s): GAO Yumin, LIU Bing
Pages: 37-
40
Year: 2010
Issue:
1
Journal: Ferro-Alloys
Abstract: 研究了镍矿中镍的质量分数(含量)的测定.以过氧化钠熔融、盐酸酸化为试料,在过硫酸铵存在下,以酒石酸钾钠掩蔽杂质,在氢氧化钠碱性介质中,用丁二酮肟与Ni2+生成酒红色配合物,于波长480 nm处测其吸光度,该方法在生产中应用效果较好.
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