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本文研究了Fe(Ⅱ)-5-Br-PA DAP-二甲基甲酰胺三元体系的分光光度特性。在pH3.5—5.0的乙酸-
In this paper, the spectrophotometric properties of Fe (Ⅱ) -5-Br-PA DAP-dimethylformamide ternary system were studied. Acetic acid at pH 3.5-5.0 -