Section VI — Products of the chemical or allied industries
Chapter 38 — Miscellaneous chemical products
Heading 3827 — Mixtures containing halogenated derivatives of methane, ethane or propane, not elsewhere specified or included
National subdivision 3827.5 — Containing trifluoromethane (HFC23) or perfluorocarbons (PFCs) but not containing chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs) :
Subheading 3827.51 — Containing trifluoromethane (HFC23)
HS code
3827.51.20 R-508B (R-23 46% and R-116 54%)
Last Verified Date - 1 October 2026
Common commodities
R-23 blend for specialized refrigerationLow-temperature HFC-23 fire suppressant mixtureHFC-23 refrigerant mix for industrial coolingSpecialized R-23 blend for commercial freezersHFC-23 refrigerant mixture for cold storage unitsHigh-efficiency R-23 refrigerant mixR-23 HFC-23 blend for air conditioning systemsHFC-23 low-temperature refrigerant mix for transportIndustrial grade HFC-23 R-23 mixtureSpecialized HFC-23 R-23 blend for process cooling