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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If hydrogen peroxide solidified with urea
Specific peroxide forms excluded to 2847.
If other antimony/tantalum/niobium oxides
If not specifically niobium oxide subheading.
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Import Tips & Compliance
• Specify water content in invoice to confirm hydroxide vs pure oxide
• Stable under transport but test for peroxide content if applicable
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.
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.
Electronic-Grade Niobium Oxide Pellets
Pelletized Nb2O5 for capacitor doping, still oxide under 2825.90.1500.