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
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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