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本文研究了在poregal O存在下,Cu~(2+)、Zn~(2+)与3,5—diBr-PADAP的显色反应条件,利用DDTC对铜配合物的分解作用,实现了差减法连续测定铜和锌。
In this paper, the color reaction conditions of Cu 2+, Zn 2+ and 3,5-diBr-PADAP in the presence of poregal O were studied. By using DDTC to decompose the copper complex, Continuous determination of copper and zinc.