Technical Grade Cuprous Oxide for Antifouling Paints
Technical-grade cuprous oxide powder (Cu2O) with 97% minimum purity, specifically formulated for use in marine antifouling paints to prevent biofouling on ship hulls. This pure cuprous oxide is classified under tariff item 2825.50.00.
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 is formulated as a ready-to-use antifouling paint
Formulated biocidal products are classified in Chapter 38.
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
• Confirm the product is not mixed with biocides, resins, or other paint additives
• Verify the product meets Canadian pesticide regulations if used as a biocide
• Provide a certificate of analysis showing purity and particle size
Related Products under Tariff item 2825.50.00
Battery Grade Cuprous Oxide Nanoparticles
Nano-scale cuprous oxide (Cu2O) particles (20-50 nm) for lithium-ion battery electrode materials and supercapacitors. This chemically defined copper oxide is classified under tariff item 2825.50.00 by composition.
Copper Hydroxide Crystals
Synthetic copper hydroxide crystals serve in laboratory reagents and pigment synthesis with high purity. These chemically defined copper hydroxide crystals are classified under tariff item 2825.50.00, excluding cultured crystals over 2.5g per Chapter 28 notes.
Cupric Oxide Black Powder
High-purity cupric oxide (CuO) in fine black powder form, used primarily as a pigment in ceramics and glass manufacturing. This chemically defined copper oxide falls under tariff item 2825.50.00 as a copper oxide, meeting the requirements of Chapter 28 for separate chemically defined compounds.
Cupric Oxide Catalyst Precursor
High-surface-area cupric oxide powder serving as precursor for copper-based catalysts in chemical reactions. This chemically defined copper oxide is classified under tariff item 2825.50.00 as it is a pure metal oxide, not a spent catalyst or formulated catalyst product.
Cupric Oxide for Animal Feed
Granular cupric oxide supplement providing trace copper for livestock nutrition. This pure copper oxide is classified under tariff item 2825.50.00 as a chemically defined inorganic compound, not a finished feed product per Chapter 31 exclusions.
Cupric Oxide Nanom powder
Nano-sized cupric oxide particles (<100nm) for advanced materials like sensors and batteries. This chemically defined inorganic compound falls under tariff item 2825.50.00 regardless of particle size, per Chapter 28 definitions.