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).
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 product contains precious metal compounds as catalysts.
Precious metal compounds are classified in heading 28.43, which takes precedence over other headings in Section VI.
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
• Ensure the product is clearly identified as antimony trioxide (Sb2O3) on the commercial invoice and safety data sheet
• Verify the purity and physical form (e.g
• powder) to support classification under tariff item 2825.80.00
• Be prepared to provide a certificate of analysis if requested by the CBSA
Related Products under Tariff item 2825.80.00
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.
High Purity Antimony Trioxide 99.99%
High purity antimony trioxide 99.99%, ultra-high purity crystals of antimony trioxide (Sb2O3) for optical glass and semiconductor applications. It is a separate chemically defined compound, meeting the criteria of Chapter 28 Note 1(a).