Bio-based Polyamide-4,10 Resin from China
Bio-sourced polyamide-4,10 resin beads with ≥95% monomer units from sebacic acid, falling under HTS 3908.90.70.00 as other polyamides in primary forms. Sustainable alternative for engineering applications.
Duty Rate — China → United States
44%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Import Tips
• Certify bio-content separately from HTS classification to avoid confusion
• Use ISCC certification for sustainability claims during import clearance
• Ensure no plasticizer addition, as it triggers 3920 classification