R-22 Compatible Retrofit Refrigerant Base from Canada
Pure HCFC-22 serving as base stock for authorized retrofit blends in older systems. Its chemical identity as chlorodifluoromethane places it squarely in HTS 2903.71.01.00 for halogenated acyclic hydrocarbons.
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
Import Tips
• Document compatibility with retrofit guidelines from ASHRAE to support classification
• Ensure no pre-mixed hydrocarbons, which would trigger Chapter 27
• Use licensed reclaimers for any on-site blending