Battery Grade Cuprous Oxide Nanoparticles from Canada
Nano-scale cuprous oxide (Cu2O) particles (20-50 nm) for lithium-ion battery electrode materials and supercapacitors. It is a chemically defined copper oxide under HTS 2825.50.20.00, classified by composition regardless of particle size.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include TEM/SEM analysis confirming nanoparticle morphology and purity
• Declare as 'research chemical' if small quantities to expedite CBP review
• Check BIS export controls if dual-use technology applies to battery materials