Injection Molding Polystyrene IMP 350 from Mexico
IMP 350 polystyrene is high-flow resin for precision injection molding, styrene >95% by weight in primary pellet form. Classifies HTS 3903.90.5000 'Other' per note (a)(1), used in medical device components.
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 mold shrinkage data to support material specs for CBP verification
• Ensure FDA compliance labeling if for food/medical contact