Liquefied Butylene Gas (Mixed Isomers) from Canada

Liquefied butylene (C4H8), including 1-butene, 2-butene, and isobutylene isomers, used in synthetic rubber and plastics production. HTS 2711.14.00 covers these as liquefied butylene unsaturated hydrocarbons.

Duty Rate — Canada → United States

0%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Submit gas chromatography (GC) analysis confirming butylene content exceeds other C4 components

Ensure cryogenic storage tanks have dual containment for leak prevention during transit

Label as 'UN 1012 Butylene' for proper hazmat shipping and customs declaration

Liquefied Butylene Gas (Mixed Isomers) from Canada — Import Duty Rate | HTS 2711.14.00