Styrene Block Copolymer Reclaim Scrap from Canada
Scrap from styrene-isoprene-styrene (SIS) block copolymer film production where styrene end-blocks total ≥95% polymer weight, per note provisions.
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
• Molecular weight analysis for block confirmation; store away from rubber scraps; declare copolymer type explicitly