Synthetic Rubber Monomer Isoprene (99%) from Canada
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 — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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