1,1-Difluoroethane (HFC-152a) Refrigerant Gas from Japan
1,1-Difluoroethane, commonly known as HFC-152a, is a hydrofluorocarbon used as a refrigerant in commercial refrigeration systems and air conditioning units. It falls under HTS 2903.43.10.00 as a saturated fluorinated derivative of acyclic hydrocarbons, specifically listed as one of the designated compounds in this subheading. This chemical is valued for its low global warming potential compared to older refrigerants.
Duty Rate — Japan → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Verify EPA Significant New Alternatives Policy (SNAP) compliance for refrigerant imports; obtain proper SDS and ensure cylinders meet DOT pressure vessel standards
• Common pitfall: Failing to declare exact purity levels can lead to reclassification