Hydrated Germanium Dioxide
Hydrated GeO2, often as GeO2·H2O, serves as an intermediate in germanium refining. It is included under HTS 2825.60.00.50 as other germanium oxides, treated as chemically defined hydroxides/oxides.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing carbide impurities
Carbide admixtures shift to heading 2849 per Chapter notes.
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Import Tips & Compliance
• Specify water content in invoices to classify correctly as hydrated oxide vs anhydrous
• Ensure stability testing for moisture-sensitive shipments
• Cross-check against Chapter 28 Note 2 for no organic content
Related Products under HTS 2825.60.00.50
High-Purity Germanium Dioxide
High-purity germanium dioxide (GeO2) is a chemically defined inorganic compound used primarily in the production of germanium metal and optical fibers. It falls under HTS 2825.60.00.50 as 'other' germanium oxides, distinct from any specific statistical suffixes, due to its classification as a metal oxide in Chapter 28.
Zirconium Dioxide Nanopowder
Zirconium dioxide (ZrO2) nanopowder with particle sizes under 100 nm is used in advanced ceramics and fuel cells. Classified under HTS 2825.60.00.50 as 'other' zirconium dioxide, as it is a chemically defined metal oxide not covered by other specific subheadings.
Synthetic Yttria-Stabilized Zirconia Powder
Yttria-stabilized zirconia (YSZ) powder, typically 8 mol% Y2O3-doped ZrO2, is a complex metal oxide for thermal barrier coatings. It qualifies under HTS 2825.60.00.50 as 'other' zirconium dioxide, meeting Chapter 28 definitions for chemically defined inorganic compounds.
Electronic-Grade Germanium(IV) Oxide
Electronic-grade GeO2 with impurity levels below 1 ppm is essential for semiconductor substrates and fiber optics. Falls under HTS 2825.60.00.50 as other germanium oxides, as a pure inorganic metal oxide per Chapter 28.
Monoclinic Zirconia Powder
Monoclinic phase zirconium dioxide powder is used in jewelry and structural ceramics. Classified in HTS 2825.60.00.50 as other zirconium dioxide, a basic metal oxide outside Chapter exclusions.
Zirconium Dioxide for Dental Applications
High-strength ZrO2 powder for dental crowns and implants, often pre-sintered. Falls under HTS 2825.60.00.50 as other zirconium dioxide prior to final shaping.