Chlorodifluoromethane (HCFC-22) Refrigerant Gas from China
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 — China → United States
Rate breakdown
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