Terbium Oxide (Tb4O7) Powder
Terbium oxide powder applied in green phosphors for lighting and magneto-optic materials. Classified in HTS 2846.90.20.40 as an inorganic compound of rare-earth metal terbium, specifically a non-cerium rare-earth oxide.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold as mixed rare-earth oxide blend
Blends containing multiple rare-earths classified as mixtures, not pure compounds.
If doped and processed into electronic forms
Doped silicon-like materials in wafer form excluded to 3818 per Chapter notes.
If containing halide impurities
Halide-contaminated oxides may classify under metal oxides with halides.
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• Submit MSDS and purity assay (>99%) to distinguish from industrial mixtures
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Related Products under HTS 2846.90.20.40
Yttrium Oxide Powder (Y2O3)
High-purity yttrium oxide powder used in ceramics, superconductors, and phosphors for electronics. Classified under HTS 2846.90.20.40 as a chemically defined compound of the rare-earth metal yttrium, specifically a rare-earth oxide excluding cerium oxides. It meets Chapter 28 criteria for inorganic compounds of rare-earth metals.
Europium Oxide (Eu2O3) High Purity
Europium oxide used as red phosphor activator in fluorescent lamps and displays. Falls under HTS 2846.90.20.40 as a pure rare-earth oxide compound excluding cerium, per Chapter 28 definitions for inorganic rare-earth metal compounds.
Gadolinium Oxide (Gd2O3) 99.99% Pure
Ultra-pure gadolinium oxide for MRI contrast agents and phosphors. HTS 2846.90.20.40 covers this as a chemically defined rare-earth oxide of gadolinium, excluding cerium oxides per subheading.
Dysprosium Oxide (Dy2O3) Technical Grade
Technical grade dysprosium oxide used in permanent magnets and laser materials. Fits HTS 2846.90.20.40 as a rare-earth oxide compound of dysprosium, chemically defined per Chapter 28.
Neodymium Oxide (Nd2O3) 99.5% Purity
Neodymium oxide powder for glass coloring and NdFeB magnet production. Classified under HTS 2846.90.20.40 as a non-cerium rare-earth oxide compound.
Praseodymium Oxide (Pr6O11) Powder
Praseodymium oxide for ceramic capacitors and welding goggles. HTS 2846.90.20.40 applies to this pure rare-earth oxide excluding cerium compounds.