Cassiterite Concentrate (Natural SnO2)
Cassiterite is the primary ore mineral of tin, consisting of natural tin dioxide (SnO2) concentrate >70% SnO2. It imports under HTS 2825.90.20.00 as chemically defined tin oxide despite mineral origin.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If crude ore <65% tin content
Unconcentrated tin ores classify under Chapter 26 natural minerals.
If smelted to tin metal
Refined tin metal shifts to Chapter 80 unwrought metals.
If chemically beneficiated with reagents
Treated mineral preparations classify as Chapter 38 chemicals.
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Import Tips & Compliance
• Conflict minerals disclosure mandatory under Dodd-Frank for DRC-origin cassiterite
• Assay certificates showing >65% SnO2 required to avoid 2609.00 mineral classification
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.
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.
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.