Being existence of oxidizing agent,rose-red complex compound in ammoniacal solution,which is the reactive resultant of Ni and butanedionedioxime,can be taken for spectrophotometry determination of Ni.
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- 当有氧化剂存在时,在氨性溶液中,镍与丁二酮肟生成酒红色的络合物。借此可作镍的比色测定。