论文部分内容阅读
研究了用2-(3.5-二氯-2-吡啶偶氮)-5-二甲胺基酚(diCIDMPAP)作试剂萃取光度法测定Yb(Ⅲ)的适宜条件。在pH=10络合物的摩尔吸收系数为1.54×10~5l·mol~(-1)·cm~(-1)(λ_(max)=588nm)。适宜的浓度范围为
The optimum conditions for the determination of Yb (Ⅲ) with 2- (3,5-dichloro-2-pyridylazo) -5-dimethylaminophenol (diCIDMPAP) The molar absorption coefficient of the complex at pH = 10 was 1.54 × 10-5 mol · cm -1 (λ max = 588 nm). The suitable concentration range is