Coumarone-Indene Resin Grade 100 from Canada
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 — Canada → United States
16.1%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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