Nylon 6,6 Polymer Granules from Mexico
Polyamide-6,6 granules derived from hexamethylenediamine and adipic acid monomers, supplied in primary form for extrusion processes. Classified under HTS 3908.10.00.00 as the constituent monomers contribute 95% or more by weight, per subheading note (a)(1).
Duty Rate — Mexico → United States
16.3%
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
• Include monomer ratio documentation from manufacturer; test for moisture content as it affects duty verification; avoid misdeclaration as generic polyamide which could trigger audits