Benzene 2,4-Diisocyanate-1,3,5-Tris(1-Methylethyl) Homopolymer Resin from China
This is a specialized aromatic homopolymer resin derived from benzene 2,4-diisocyanate-1,3,5-tris(1-methylethyl), used in high-performance coatings and adhesives. It falls under HTS 3824.99.26.00 because it is explicitly listed as a chemical preparation containing 5% or more by weight of this specific aromatic substance, classified as a mixture or preparation not elsewhere specified.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Provide detailed chemical analysis certificates confirming ≥5% aromatic content and matching the listed substance to avoid reclassification
• Ensure SDS (Safety Data Sheets) comply with TSCA and EPA regulations for isocyanate-based polymers