R-449A Low GWP Refrigerant
R-449A is an HFC blend including HFC-32, HFC-125, HFC-134a, and HFO-1234yf, used in commercial refrigeration. The HFC components are from subheadings 2903.41 to 2903.48, and the mixture contains no CFCs or HCFCs, placing it under tariff item 3827.68.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the blend contains substances outside subheadings 2903.41 to 2903.48
This alternative applies to mixtures with halogenated derivatives not covered by the specified HFC subheadings.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Document the exact composition, including the HFO component, for CBSA classification
• Verify that the blend meets Canadian environmental standards
• Confirm if any permits are needed under the Canadian Environmental Protection Act
Related Products under Tariff item 3827.68.00
HFC-134a/R-134a Replacement Blend
This blend combines 1,1,1,2-tetrafluoroethane (HFC-134a) with minor amounts of HFC-32 and HFC-125, designed for retrofitting automotive air conditioning systems. It contains only hydrofluorocarbons from subheadings 2903.41 to 2903.48 and no CFCs or HCFCs, placing it under tariff item 3827.68.00.
HFC-32 Fire Suppressant Blend
A fire suppressant blend of difluoromethane (HFC-32) and HFC-125, used in total flood fire suppression systems for data centers. The mixture consists solely of HFCs from subheadings 2903.41 to 2903.48, without CFCs or HCFCs, and is classified under tariff item 3827.68.00.
HFC Foam Blowing Agent Mixture
A mixture of HFC-134a and HFC-152a used as a blowing agent for polyurethane insulation foams in appliances. It contains only HFCs from subheadings 2903.41 to 2903.48 and no CFCs or HCFCs, qualifying for tariff item 3827.68.00.
HFC Medical Propellant Mixture
A pharmaceutical propellant blend of HFC-134a and HFC-227ea, used in metered-dose inhalers (MDIs). The mixture contains only HFCs from subheadings 2903.41 to 2903.48, without CFCs or HCFCs, and is classified under tariff item 3827.68.00.
R-404A Refrigerant Blend
R-404A is a zeotropic HFC refrigerant blend of pentafluoroethane (HFC-125), 1,1,1,2-tetrafluoroethane (HFC-134a), and 1,1,1-trifluoroethane (HFC-143a), used in commercial refrigeration systems. It contains only HFCs from subheadings 2903.41 to 2903.48 and no CFCs or HCFCs, qualifying for tariff item 3827.68.00.
R-407C HFC Refrigerant
R-407C is an HFC blend of difluoromethane (HFC-32), pentafluoroethane (HFC-125), and 1,1,1,2-tetrafluoroethane (HFC-134a), used as a replacement for R-22 in air conditioning systems. The mixture contains only HFCs from subheadings 2903.41 to 2903.48, without CFCs or HCFCs, and falls under tariff item 3827.68.00.