The influence of KH 2PO 4 on the signal of the reduction of the complex Fe(III) with 5 Br PADAP was discussed.

• 讨论了KH2 PO4 对Fe(III)与 2 (5′ 溴 2′ 吡啶偶氮 ) 5 二乙基氨基苯酚反应的影响。