IR/NR Blend Rubber Solution from Canada
Isoprene rubber (IR) and natural rubber (NR) blend solution, compounded unvulcanized for tire compounds. Classifies in 4005.20.00.00 as primary form solution.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Blend ratio documentation essential for natural vs synthetic determination
• Test for compliance with vulcanization/elongation per synthetic definition
• Prevent drying during shipping to maintain solution form