Liquefied 1,3-Butadiene from China
Pure liquefied 1,3-butadiene (C4H6), a gaseous hydrocarbon liquefied under pressure for storage and transport. It falls under HTS 2711.14.00.40 as butadiene within the category of liquefied petroleum gases and other gaseous hydrocarbons, specifically the butadiene subheading.
Duty Rate — China → United States
25%
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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Verify purity exceeds 95% butadiene content via lab analysis for classification; obtain hazardous material shipping certifications (UN 1010); ensure cryogenic storage compliance during transport to avoid reclassification