Extractant

Extraction (%)

Separation factor

La

Ce

Pr

Nd

Ce/La

Ce/Pr

Nd/Pr

Cyanex^®923

98

100

99

99

-

-

-

P507

7

76

34

36

44

6.2

1.1

D2EHPA

54

95

91

89

17

2.6

1.1