2903.71.01.00/Chlorodifluoromethane (HCFC-22) Refrigerant Gas/Canada

Chlorodifluoromethane (HCFC-22) Refrigerant Gas from Canada

Pure chlorodifluoromethane (HCFC-22) is a hydrochlorofluorocarbon used primarily as a refrigerant in air conditioning and refrigeration systems. It falls under HTS 2903.71.01.00 as a halogenated derivative of acyclic hydrocarbons containing two or more different halogens (chlorine and fluorine). This chemically defined compound is supplied in pressurized cylinders for industrial and commercial applications.

Duty Rate — Canada → United States

13.7%

Rate breakdown

9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter

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Import Tips

• Verify compliance with Montreal Protocol and EPA phaseout schedules; HCFC-22 imports are restricted post-2020 for non-refill uses

• Include Safety Data Sheets (SDS) and cylinder certifications; ensure DOT-compliant packaging for hazardous material transport

• Avoid misclassification as mixtures; pure HCFC-22 must meet 99%+ purity without additives exceeding chapter note limits