HCFC-142b Refrigerant Gas from China
Chlorodifluoroethane (HCFC-142b) is a hydrochlorofluorocarbon used primarily as a refrigerant in commercial cooling systems and foam blowing agent. It falls under HTS 2903.74.01.00 as a halogenated derivative of acyclic hydrocarbons containing chlorine and fluorine. This specific chemical compound matches the chapter's definition for separate chemically defined organic compounds with multiple halogens.
Duty Rate — China → United States
38.7%
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
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)
Import Tips
• Verify compliance with Montreal Protocol phase-out schedules and obtain EPA allocations for HCFC imports into the US
• Include Safety Data Sheets (SDS) and purity certificates; common pitfalls include mislabeling as non-ozone depleting
• Ensure DOT hazardous materials shipping documentation for UN 2517 classification