Lutetium oxide is used in neodymium iron boron permanent magnet materials, chemical additives, electronics industry, and scientific research. English name: Lutetium (III) oxide English alias: Lutetium (III) oxide (99.9% Lu) (REO); LutetiumoxideREOwhitepowder; Lutetium (III) oxide (99.999% Lu) (REO) Puratem; LutetiumoxideREOPuratrum; Lutetium Oxide; Lutetium (+3) cation; Oxygen (-2) anime.