Polyurethane Foam Adhesive Cement from Mexico
Expanding polyurethane cement for insulating foam board installation and gap filling in building envelopes. Classified in 3909.50.2000 as polyurethane cement in primary form, with predominant polyurethane monomers. Supplied in bulk drums for professional use.
Duty Rate — Mexico → United States
12.1%
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
• Require FTIR spectroscopy reports confirming polyurethane structure; declare shelf life accurately
• Common error: classifying spray-foam kits under 8424 machinery
• Ensure UN-approved packaging for isocyanate content