Polyamide-6I/6T Copolymer Pellets from Mexico
Semi-aromatic copolyamide 6I/6T pellets where no single monomer predominates ≥95%, classified under 3908.90.70.00 by predominant polyamide monomer per subheading rules. High-temperature applications in electronics.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide copolymer ratio analysis showing predominant monomer for classification
• Request advance ruling for complex copolyamides to prevent port delays
• Avoid glass-filled versions; fillers shift to compounded plastics (3920)