Chlorinated EPDM Rubber (Cl-EPDM) from Canada
Chlorinated ethylene-propylene-diene terpolymer rubber, with chlorination ensuring >95% modified monomer dominance. Applied in weatherproof roofing membranes and wire insulation. HTS 3911.90.70.00 covers this as other chlorinated synthetic rubber.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Use GPC/FTIR analysis docs to prove predominant chlorinated unit per note (a)(4)
• Declare free of vulcanizing agents to stay in primary forms