Lithium-Catalyzed Butadiene Rubber Crumb from Canada
Crumbs of solution BR from lithium initiation, for wire insulation compounds. HTS 4002.20.00.00 for primary crumb form of synthetic butadiene rubber.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Molecular weight distribution cert confirms synthetic rubber per vulcanization test
• Ensure crumbs not surface-worked into shapes violating note 8 primary form rules