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

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 — Canada → United States

10%

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

Import Tips

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

UN 2048 classification; nitrogen blanketing required for oxidative stability