Synthetic Rubber Monomer Isoprene (99%) from China

99% pure isoprene used exclusively as a building block for cis-polyisoprene synthetic rubber, with minimal impurities. It qualifies for HTS 2901.24.20.00 under Chapter 29 for pure acyclic hydrocarbons ≥95% purity, excluding mixtures or polymers.

Duty Rate — China → United States

35%

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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Label containers with UN number 1218 for hazardous material shipping; obtain EPA pre-manufacture notice if new use

Avoid undervaluation by declaring industrial monomer value accurately