Industrial High-Purity Isoprene (97%) from Japan
97% pure isoprene for large-scale industrial polymerization, distilled to exceed 95% threshold with controlled cyclopentadiene content. Classified in HTS 2901.24.20.00 for pure isoprene meeting Chapter 29 purity criteria, not mixtures.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Use stainless steel containers to prevent contamination; declare as 'pure isoprene ≥95%' explicitly
• Watch for duty drawback eligibility on re-export as rubber