Main content (% min.) | Rare Earth Impurities (in TREM, % max.) | Non-Rare Earth Impurities (% max.) | |||||||||||||||
Pr/TREM | TREM* | La | Ce | Nd | Sm | Eu | Gd | Y | Fe | Si | Ca | Al | Mg | Mo | O | C | Cl |
99.9 | 99 | 0.005 | 0.005 | 0.005 | 0.001 | 0.001 | 0.001 | 0.001 | 0.1 | 0.02 | 0.02 | 0.03 | 0.02 | 0.03 | 0.03 | 0.03 | 0.02 |