Liquid Butyl Rubber for Sealants from Mexico
Low-viscosity liquid IIR for sealant formulations, in drums. HTS 4002.31.00.00 as primary liquid form of butyl rubber, uncompounded.
Duty Rate — Mexico → United States
10%
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
• Viscosity and stability certificates required
• Segregate from finished sealants to avoid chapter 32/35
• Spill containment plans for liquid imports