Cuprammonium Rayon Filament Tow from Japan
Cuprammonium rayon tow uses copper-ammonia process for high-quality artificial continuous filaments in untwisted form, for fine textile applications. HTS 5502.90.00.00 covers this as other artificial tow, rare but distinct from standard viscose.
Duty Rate — Japan → United States
17.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Document cuprammonium process to differentiate from viscose; ensure no metal residue claims
• Avoid confusion with silk (natural) under Chapter 50