Battery Grade Cuprous Oxide Nanoparticles from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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