Industrial Isoprene from C5 Raffinate from China
Extracted isoprene from C5 petroleum cracker stream, 95-97% purity for polyisoprene rubber production. Qualifies as chemically defined organic compound per Chapter 29(a) despite raffinate origin. 'Other' form under HTS 2901.24.50.00 excludes high-purity monomer specs.
Duty Rate — China → United States
37.5%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Submit distillation specs showing isoprene predominance over other C5s (pipylene, cyclopentadiene) for Chapter 29 eligibility
• Large volume imports (>20MT) require TSCA Premanufacture Notice if not on inventory; verify PMN status