Liquefied Isobutane-Propane Mix from China
A liquefied mixture of isobutane and propane used as aerosol propellant and refrigerant. Falls under HTS 2711.19.00.20 as other liquefied petroleum gases not qualifying as pure butane or natural gas. Composition exceeds 50% non-butane hydrocarbons per chapter notes.
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)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Detail exact percentage blend on commercial invoice to prevent misclassification as butane
• Include REACH or TSCA compliance docs if containing ozone-depleting potential
• Avoid common pitfall of declaring as 'R-290' refrigerant name instead of chemical composition