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Spectrophotometric determination of micro ruthenium (II) with5-(5-cyano-2-pyridylazo)-2,4-diaminotoluene

HUO Yan-yan, WANG Huan, ZHANG Xiao-ying, HAN Quan, YANG Xiao-hui

冶金分析 . 2019, (5): 61 -64 . DOI: 10.13228/j.boyuan.issn1000-7571.010662