Copper(II) Hydroxide Powder from Japan
Copper(II) hydroxide, Cu(OH)2, is a blue-green crystalline powder used primarily as a precursor in pigment manufacturing and in agriculture as a fungicide base. It falls under HTS 2825.50.30.00 as a chemically defined copper hydroxide, distinct from oxides or other metal compounds excluded by Chapter 28 notes.
Duty Rate — Japan → United States
3.9%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Verify purity and chemical definition per Chapter 28 Note 1 to ensure classification as copper hydroxide, not oxide
• Provide lab analysis certificates for customs to distinguish from organic complexes
• Watch for contamination that could shift to heading 2842 for complex salts