2-（5-硝基-2-吡啶偶氮）-4,5二甲基苯酚的合成及其与钴(Ⅱ)显色反应的研究

韩权*，高美娟，王睿，田丽，杨晓慧

Study on synthesis of 2-(5-nitro-2-pyridylazo)-4,5-dimethylphenol and its color reaction with cobalt (Ⅱ)

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冶金分析 . 2011, (5): 41 -44 .