本文研究用偶氮氟磷Ⅰ为显色剂,用分光光度法同时测定饮料中微量钙和镁的方法,得出了合理的试验条件,用于饮料分析,取得了满意的结果. In this paper, the method of simultaneous determination of trace calcium and magnesium in beverage by using azofluosine I as chromogenic agent was studied. The reasonable experimental conditions were obtained for the beverage analysis and satisfactory results were obtained.