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| Extraction system | La | Ce | Tb |
|---|---|---|---|
| 30% TBP in toluene | 0 | 0 | 0 |
| 60% TBP in toluene | 0 | 0 | 0 |
| Undiluted TBP | 0 | 0 | 0 |
| 29% D2EHPA in toluene | 0 | 0 | 5.5 |
| 57% D2EHPA in toluene | 0 | 0 | 47.9 |
| Undiluted D2EHPA | 4.1 | 8.2 | 89.7 |
