Effect of diluents on the extraction of praseodymium and samarium by Cyanex 923 from acidic nitrate medium 被引量：6

Effect of diluents on the extraction of praseodymium and samarium by Cyanex 923 from acidic nitrate medium

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摘要 The solvent extraction of Pr(Ⅲ) and Sm(Ⅲ) with trialkyl phosphine oxide(Cyanex 923) in chloroform,carbon tetrachloride,n-octane,cyclohexane,1,2-dichloroethane,benzene,toluene,xylene and nitrobenzene from acidic nitrate medium was investigated.On the basis of slope analysis data,the composition of the extracted species was determined as(M(NO3)3?2CY923),CY923 refers to Cyanex 923.The values of the equilibrium constants and the separation factors were calculated.The effect of the diluents on the metal extracti... The solvent extraction of Pr(Ⅲ) and Sm(Ⅲ) with trialkyl phosphine oxide(Cyanex 923) in chloroform,carbon tetrachloride,n-octane,cyclohexane,1,2-dichloroethane,benzene,toluene,xylene and nitrobenzene from acidic nitrate medium was investigated.On the basis of slope analysis data,the composition of the extracted species was determined as(M(NO3)3?2CY923),CY923 refers to Cyanex 923.The values of the equilibrium constants and the separation factors were calculated.The effect of the diluents on the metal extracti...

作者 YA El-Nadi

机构地区 Hot Laboratories Centre

出处《Journal of Rare Earths》 SCIE EI CAS CSCD 2010年第2期215-220,共6页 稀土学报（英文版）

关键词 EXTRACTION DILUENTS PRASEODYMIUM SAMARIUM Cyanex 923 rare earths extraction diluents praseodymium samarium Cyanex 923 rare earths

分类号 O614.33 [理学—无机化学]

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Effect of diluents on the extraction of praseodymium and samarium by Cyanex 923 from acidic nitrate medium 被引量：6

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