Piperylene (1,3-Pentadiene) Petroleum Derived from China

Piperylene mixture (cis/trans 1,3-pentadiene, C5H8) recovered from petroleum C5 cracker streams. HTS 2901.29.10 applies to this unsaturated acyclic diene derived from petroleum, excluded from basic alkene headings. Used in synthetic resins, adhesives, and vitamin A synthesis.

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

,Light-sensitive; specify opaque/amber packaging for trans-cis isomerization prevention

UN 2048 classification; nitrogen blanketing required for oxidative stability