HCFC-142b Refrigerant Gas from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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