Iso-Butane Refrigerant R-600a from China
High-purity isobutane (2-methylpropane) used as a hydrocarbon refrigerant in domestic refrigerators and air conditioning systems. Classified under HTS 2711.13.00 as liquefied butane, a petroleum gas. It serves as an environmentally friendly alternative to HFCs.
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
• Provide safety data sheets (SDS) confirming non-flammable handling procedures despite hydrocarbon nature
• Check SNAP program approvals from EPA for refrigerant use to ensure compliance
• Label cylinders clearly with UN 1969 for proper hazmat declaration