Nanoparticle Gold Powder
Gold nanoparticles in powder form (average 20-50nm) for biomedical and catalytic applications. Despite the fineness exceeding the powder definition in subheading note 1, it is classified as non-monetary gold powder under tariff item 7108.11.00 for research and industrial use.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the gold is in monetary form or for currency use
Monetary gold is classified under 7108.20.00, which may apply if the nanoparticles are for financial purposes.
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
• Provide detailed technical specifications, including particle size and purity
• Declare the biomedical or catalytic application to support industrial classification
• Check if the product requires special permits for nanomaterial imports
Related Products under Tariff item 7108.11.00
14K Colored Gold Powder
14 karat rose gold powder alloy for custom jewelry mixing and 3D printing applications. Contains gold exceeding 2% by weight, so it is treated as an alloy of gold under Chapter Note 5(b). This powder form is classified as non-monetary gold powder under tariff item 7108.11.00.
22K Gold Powder for Gilding
22 karat gold powder (91.67% gold alloy) in fine particle form for traditional gilding on ceramics and wood. Treated as a gold alloy per Chapter Note 5(b) since gold predominates by weight. This non-monetary powder is classified under tariff item 7108.11.00.
24K Pure Gold Powder
Finely milled 99.99% pure gold powder where 90% or more passes through a 0.5mm sieve, used in jewelry fabrication and dental applications. As pure gold powder, it is classified as non-monetary gold powder under tariff item 7108.11.00 per subheading note 1.
Atomized Gold Powder 99.9%
Gas-atomized spherical gold powder (99.9% purity) for additive manufacturing and thermal spraying. This semi-manufactured powder form meets the sieve definition for powder under subheading note 1 and is classified as non-monetary gold powder under tariff item 7108.11.00.
Dental Gold Powder 18K
18 karat gold powder alloy (75% gold) specifically formulated for dental restorations and crowns. As a gold alloy with gold exceeding 2% by weight, it is treated as a gold alloy per Chapter Note 5(b) and classified as non-monetary gold powder under tariff item 7108.11.00.
Electronics Gold Powder 99.99%
Ultra-pure 99.99% gold powder for conductive pastes in microelectronics and thick-film circuits. This powder meets the strict criteria for non-monetary gold powder under tariff item 7108.11.00, with particle size conforming to subheading note 1.