Coumarone-Indene Resin Grade 100 from China
Thermoplastic coumarone-indene resin polymerized from coal tar fractions, inherently containing aromatic monomer units. Falls under HTS 3911.90.25.00 for other aromatic-derived products in primary forms like granules.
Duty Rate — China → United States
43.6%
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
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Import Tips
• Provide manufacturing process documentation proving coumarone/indene aromatic monomers predominate by weight
• Avoid packaging that suggests finished form to stay in primary classification
• Common pitfall: misdeclaration as synthetic rubber leading to 4002 audits