High-Purity Niobium Oxide Nb2O5 for Capacitors
Ultra-high purity Nb2O5 (>99.9%) optimized for tantalum capacitor production, a pure niobium oxide meeting Chapter 28 definitions. It is imported under HTS 2825.90.1500 as niobium oxide. Critical for high-performance electronics.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If processed into electronic components
Finished capacitors or processors fall under Chapter 85 electronics.
If as vanadium-niobium mixed oxides
Specific vanadium oxides including niobates have separate subheadings.
If reduced to niobium metal pig iron
Reduced forms become metals under Chapter 72, not oxides.
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Import Tips & Compliance
• Request supplier's purity assay report to prove 'chemically defined' status per subheading note
• Comply with TSCA import certification; declare for electronic end-use to avoid ITAR restrictions
Related Products under HTS 2825.90.15.00
Niobium Dioxide Granules (NbO2)
Niobium dioxide (NbO2) supplied as granules, a chemically defined lower oxide of niobium used in catalysis and advanced ceramics. Classified under HTS 2825.90.1500 for other niobium oxides. It serves as an intermediate in niobium processing.
Niobium Oxide Sputtering Target Material
Nb2O5 in sintered target form for thin-film deposition in semiconductors, still classified as chemically defined niobium oxide. Under HTS 2825.90.1500 despite shaped form, as not fully worked. Used in optical coatings.
Niobium Oxide Nanoparticles Nb2O5
Nano-sized Nb2O5 particles (<100nm) for advanced materials research, classified as niobium oxide under HTS 2825.90.1500. Chemically defined despite nanoscale.
Hydrated Niobium Oxide Nb2O5·nH2O
Hydrated form of niobium pentoxide used in catalysts, treated as niobium oxide under HTS 2825.90.1500 as hydroxides/peroxides included. Chemically defined per notes.
Niobium Monoxide Powder (NbO)
Pure niobium monoxide (NbO) powder for research and alloy production, a defined niobium oxide in HTS 2825.90.1500. Used in superconductor studies.
Columbite-Derived Niobium Oxide
Refined Nb2O5 from columbite ore processing, pure oxide for HTS 2825.90.1500.