Nano-Aluminum Hydroxide Precipitate
Ultrafine 50-100nm aluminum hydroxide nanoparticles for transparent flame retardant coatings and advanced composites. Despite nanoscale, it is a chemically defined compound with unchanged composition, meeting Chapter 28 Note 1(a) and classified under tariff item 2818.30.00.
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 nanoparticles are dispersed in a medium with additives.
Prepared chemical mixtures not elsewhere specified.
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 nanoparticles are not coated or functionalized with organic molecules that could change classification
• Provide particle size distribution and purity data to support classification as aluminum hydroxide
• Check if the product requires special handling or permits under Canadian chemical regulations
Related Products under Tariff item 2818.30.00
Aluminum Hydroxide Flame Retardant Filler
Micronized aluminum hydroxide used as a halogen-free flame retardant and smoke suppressant in plastics and rubber. It is a chemically defined compound (Al(OH)3) of high purity, meeting the terms of Chapter 28 Note 1(a) and classified under tariff item 2818.30.00.
Aluminum Hydroxide Gel USP (Antacid Suspensions)
USP-grade aluminum hydroxide gel for liquid antacid formulations and phosphate binders. Despite being in gel form, it is a chemically defined compound of aluminum hydroxide, meeting Chapter 28 Note 1(b) as a product dissolved or suspended in water, and is classifiable under tariff item 2818.30.00.
Aluminum Hydroxide Paper Filler Precipitate
Precipitated aluminum hydroxide used as a retention aid and filler in alkaline paper manufacturing. With chemical purity exceeding 99.5% Al(OH)3, it qualifies as a separate chemically defined compound under Chapter 28 Note 1(a) and is classified under tariff item 2818.30.00.
Aluminum Hydroxide Powder (Pharmaceutical Grade)
Fine aluminum hydroxide powder used as an antacid in pharmaceutical formulations. It is a chemically defined compound of high purity, distinct from mixed or impure preparations, and therefore falls under tariff item 2818.30.00 as aluminum hydroxide.
Athermal Aluminum Trihydroxide (Cable Compounds)
High-purity aluminum trihydroxide (ATH) processed for low-smoke zero-halogen (LSZH) cable insulation compounds. It is a chemically defined compound with optimized particle morphology, meeting Chapter 28 Note 1(a) and classified under tariff item 2818.30.00.
Gibbsite Aluminum Hydroxide (Bayer Process)
Crystalline gibbsite form of aluminum hydroxide produced via the Bayer process from bauxite ore. It is a pure aluminum hydroxide mineral and a chemically defined compound, classifiable under tariff item 2818.30.00, despite its natural origin, as it is not a precious stone or metal.