Stannic Oxide (SnO2) Powder
Stannic oxide, also known as tin(IV) oxide, is a white powder used primarily in the ceramics industry as an opacifier and in glass manufacturing to enhance durability. It falls under HTS 2825.90.20.00 as a chemically defined tin oxide, distinct from other metal oxides.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If prepared as frit or powder for enamels
Glass frit containing tin oxides for ceramic enamels falls under Chapter 32 as prepared pigments.
If chemically defined but in retail packaging under 1 kg
Retail-packed chemical preparations shift to Chapter 38 even if based on tin oxides.
If in the form of tin carbide
Carbides of tin, per Chapter 28 note 2(e), classify under heading 2849, not oxides.
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Import Tips & Compliance
• Verify purity and chemical composition via lab analysis to confirm classification as tin oxide under Chapter 28
• Provide Safety Data Sheets (SDS) and certificates of analysis for customs clearance to avoid misclassification
Related Products under HTS 2825.90.20.00
Indium Tin Oxide (ITO) Sputtering Target
Indium tin oxide (ITO) in sputtering target form is a doped tin oxide used for depositing transparent conductive films in electronics. It qualifies under HTS 2825.90.20.00 as a tin oxide compound, chemically defined per Chapter 28 notes.
Tin Oxide Polishing Powder 99.9% Pure
Ultra-fine tin oxide powder (325 mesh) used for polishing optical glass, mirrors, and gemstones to high luster. HTS 2825.90.20.00 applies to this high-purity inorganic compound.
Electroless Tin Oxide Plating Solution
Concentrated solution containing stabilized stannic oxide for electroless plating on plastics and circuit boards. The tin oxide component drives HTS 2825.90.20.00 classification when chemically defined.
Tin Dioxide (SnO2) Technical Grade
Technical grade tin dioxide is an inorganic compound used in the production of electroconductive ceramics and as a polishing agent for glass. Classified under HTS 2825.90.20.00 for its chemically pure tin oxide composition.
Antimony-Doped Tin Oxide (ATO) Powder
ATO powder is tin oxide doped with antimony for antistatic coatings and conductive polymers. Classified in HTS 2825.90.20.00 as it remains a chemically defined tin oxide derivative.
Tin Oxide Opal Glass Grade
High-purity tin oxide specifically graded for producing opalescent glassware, providing opacity and chemical resistance. Falls under HTS 2825.90.20.00 as a pure inorganic tin oxide for industrial use.