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.
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 crystals are finished optical elements
Optical elements of inorganic materials are classified in Chapter 90.
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 crystals are not doped with other elements for electronic applications
• Verify the crystals are not optical elements of Chapter 90
• Provide documentation showing the crystals are for laboratory or research use
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.
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.
Cupric Oxide Sintered Pellets
Sintered cupric oxide pellets used in electronics for sputtering targets and thin-film deposition. This form qualifies under tariff item 2825.50.00 as chemically defined cupric oxide, not processed beyond basic shaping per Chapter 28.