Polyurethane Sealant Base Resin from Mexico
One-component polyurethane resin for construction sealants. Primary form under 3909.50.5000 as qualifying 'Other' polyurethane polymer.
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
• Distinguish base resin from formulated sealants (3214) via uncured state
• Sag resistance and cure speed data aids classification
• MSHA approval docs for mining sealants