In a solution of pH 10 NH _ 4 OH - NH _ 4 CI media, DBC - chlorophosphonazo shows two peaks with singlesweep polarograph.

在pH10的NH_4OH-NH_4Cl介质中, DBC-CPA在 示波极谱上产生两个还原峰、峰电位分别为-1.11V和-1.19V(vs.SCE).

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In a solution of pH 8.5—9 , calcium forms a purple colour complex with DBC - chlorophosphonazo .

在PH8.5-9的液中, 钙可与DBC - 偶氮氯膦形成一种紫色的稳定配合物.

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