The reaction between palladium(Ⅱ) and chlorophosphonazo mK(CPAmK) was sensitive at pH 1.89.The spectra correction principle was used to investigate the properties of Pd CPAmK complex,which involved the complexation r...The reaction between palladium(Ⅱ) and chlorophosphonazo mK(CPAmK) was sensitive at pH 1.89.The spectra correction principle was used to investigate the properties of Pd CPAmK complex,which involved the complexation ratio,stepwise absorptivity and stability constant.Results showed that the formed complex can be expressed as:Pd(CPAmK) 3,its real (not apparent) absorptivity being 4.70×10 4L·mol -1 ·cm -1 at 619nm and its cumulative stability constant being 1.56×10 17 .展开更多
文摘The reaction between palladium(Ⅱ) and chlorophosphonazo mK(CPAmK) was sensitive at pH 1.89.The spectra correction principle was used to investigate the properties of Pd CPAmK complex,which involved the complexation ratio,stepwise absorptivity and stability constant.Results showed that the formed complex can be expressed as:Pd(CPAmK) 3,its real (not apparent) absorptivity being 4.70×10 4L·mol -1 ·cm -1 at 619nm and its cumulative stability constant being 1.56×10 17 .
