Nano-Antimony Trioxide Particles
Nano-antimony trioxide particles, sub-100nm particles of antimony trioxide (Sb2O3) for advanced flame retardant nanocomposites. Despite the nanoscale size, it remains a chemically defined antimony oxide, classifiable under the tariff item for antimony oxides.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the particles are coated or dispersed in a matrix for a specific use.
Preparations not elsewhere specified or included may fall under heading 38.24.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Classify the product as antimony trioxide (Sb2O3) regardless of particle size
• Ensure the product is not coated or modified with organic substances
• Provide particle size distribution data to the CBSA if requested
Related Products under Tariff item 2825.80.00
Antimony Oxide Catalyst Precursor
Antimony oxide catalyst precursor, a high surface area antimony trioxide (Sb2O3) used as a precursor in the production of PET polymerization catalysts. It is a separate chemically defined compound of antimony and oxygen, meeting the criteria of Chapter 28 Note 1(a).
Antimony Pentoxide Colloidal Dispersion
Antimony pentoxide colloidal dispersion, an aqueous dispersion of antimony pentoxide (Sb2O5) used in catalyst production and flame retardant coatings. It is a solution of a chemically defined compound in water, covered by Chapter 28 Note 1(b).
Antimony Tetroxide Fine Powder
Antimony tetroxide fine powder, an intermediate oxidation state oxide of antimony (Sb2O4) used in ceramics and specialty catalysts. As a chemically defined oxide of antimony, it is classifiable under the tariff item for antimony oxides.
Antimony Trioxide Glass Grade
Antimony trioxide glass grade, a specially purified form of antimony trioxide (Sb2O3) used for decolorizing and fining optical and container glass. It is a separate chemically defined compound, meeting the criteria of Chapter 28.
Antimony Trioxide Powder
Antimony trioxide powder, a fine white powder of antimony trioxide (Sb2O3) used as a flame retardant synergist in plastics and textiles. It is a chemically defined antimony oxide, meeting the criteria of Chapter 28 Note 1(a).
Flame Retardant Grade Antimony Trioxide
Flame retardant grade antimony trioxide, derived from the mineral senarmontite and optimized for use in halogenated flame retardant systems for electronics housing. It is a chemically defined antimony oxide, classifiable under the tariff item for antimony oxides.