HFC Foam Blowing Agent Mixture
This mixture of HFC-134a and HFC-152a is used as a blowing agent in the production of polyurethane insulation foams for appliances. It falls under this tariff item because it contains HFCs from subheadings 2903.41 to 2903.48 and is free of CFCs and HCFCs.
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 blowing agent contains HFCs not listed in subheadings 2903.41 to 2903.48.
This alternative covers other HFC mixtures not specified in the 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
• Clearly label the product as a foam blowing agent and include the exact HFC ratio in the shipping documents
• Verify that the mixture meets Canada's regulations for volatile organic compounds (VOCs) if applicable
• Consider consulting with a customs broker familiar with chemical imports to ensure proper classification
Related Products under Tariff item 3827.68.00
HFC-134a/R-134a Replacement Blend
This is a refrigerant blend containing HFC-134a (1,1,1,2-tetrafluoroethane) along with smaller amounts of HFC-32 and HFC-125, designed for retrofitting automotive air conditioning systems. It falls under this tariff item because it is a mixture of hydrofluorocarbons (HFCs) from subheadings 2903.41 to 2903.48, and does not contain CFCs or HCFCs.
HFC-32 Fire Suppressant Blend
This fire suppressant blend combines HFC-32 (difluoromethane) with HFC-125 (pentafluoroethane) for use in total flood fire suppression systems, particularly in data centers. It is classified under this tariff item as a mixture of HFCs from subheadings 2903.41 to 2903.48, without CFCs or HCFCs.
HFC Medical Propellant Mixture
This pharmaceutical propellant blend contains HFC-134a and HFC-227ea, used in metered-dose inhalers (MDIs) for medical applications. It is classified under this tariff item as a mixture of HFCs from subheadings 2903.41 to 2903.48, without CFCs or HCFCs.
R-404A Refrigerant Blend
R-404A is a zeotropic HFC refrigerant blend composed of HFC-125, HFC-134a, and HFC-143a, commonly used in commercial refrigeration systems. It falls under this tariff item as a mixture of HFCs from subheadings 2903.41 to 2903.48, with no CFCs or HCFCs.
R-407C HFC Refrigerant
R-407C is an HFC refrigerant blend of HFC-32, HFC-125, and HFC-134a, used as a replacement for R-22 in air conditioning systems. It is classified under this tariff item because it contains HFCs from subheadings 2903.41 to 2903.48 and does not contain CFCs or HCFCs.
R-410A Air Conditioning Refrigerant
R-410A is a near-azeotropic HFC refrigerant mixture of HFC-32 and HFC-125, widely used in new residential and commercial air conditioning systems. It falls under this tariff item as a mixture of HFCs from subheadings 2903.41 to 2903.48, without CFCs or HCFCs.