Other
Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium, or of mixtures of these metals: > Other: > Mixtures of rare-earth oxides or of rare-earth chlorides > Rare-earth oxides except cerium oxides: > Other
Duty Rate (from China)
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Products classified 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.
Holmium Oxide (Ho2O3) High Purity
Holmium oxide used in optical glass and calibration standards. Covered by HTS 2846.90.20.40 as an inorganic compound of rare-earth holmium.
Erbium Oxide (Er2O3) 99.9% Pure
Erbium oxide for fiber optic amplifiers and pink glass coloring. Classifies under HTS 2846.90.20.40 as pure rare-earth oxide of erbium.
Thulium Oxide (Tm2O3) Powder
Thulium oxide utilized in X-ray phosphors and lasers. HTS 2846.90.20.40 for this chemically defined rare-earth oxide compound.
Ytterbium Oxide (Yb2O3) 99.99%
Ultra-high purity ytterbium oxide for doping in ceramics and atomic clocks. Falls under HTS 2846.90.20.40 as non-cerium rare-earth oxide.
Lutetium Oxide (Lu2O3) Scintillator Grade
Lutetium oxide for PET scanner scintillators and catalysts. Classified HTS 2846.90.20.40 as pure rare-earth oxide of lutetium.
Samarium Oxide (Sm2O3) 99.9% Pure
Samarium oxide for SmCo magnets and nuclear reactor control rods. HTS 2846.90.20.40 as chemically defined samarium rare-earth oxide.
Mixed Heavy Rare Earth Oxide (HREO) Non-Cerium
Mixture of heavy rare-earth oxides (Dy, Tb, Ho, Er, Tm, Yb, Lu, Y) excluding cerium, used in advanced magnets. HTS 2846.90.20.40 as 'other' non-cerium rare-earth oxides though mixture composition.
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.
Scandium Oxide (Sc2O3) High Purity
High-purity scandium oxide for solid oxide fuel cells and alloys. Covered by HTS 2846.90.20.40 including scandium rare-earth oxides.