Research Article

Development of a Reliable Analytical Method for Liquid Anion-Exchange Extraction and Separation of Neodymium(III)

Table 6

Separation of neodymium(III) from binary mixtures.

Metal ionMetal ion added, (μg)Average (%) recovery*Chromogenic ligand

Nd(III)7599.6PAR
U(VI)5098.7PAR
Nd(III)7599.8
Zr(IV)15099.7Alizarin Red S
Nd(III)7598.5
Nb(V)5098.6PAR
Nd(III)7599.8
La(III)6099.5Arsenazo I
Nd(III)7599.7
Th(IV)5099.5Arsenazo III
Nd(III)7599.7
Ce(IV)a5099.5Arsenazo III
Nd(III)7599.6
Y(III)b15099.5Alizarin Red S

aMasked with 10 mg fluoride, bmasked with 50 mg thiosulphate, and *average of six determinations.