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
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• ,Light-sensitive; specify opaque/amber packaging for trans-cis isomerization prevention
• UN 2048 classification; nitrogen blanketing required for oxidative stability