HFC-143 Medical Freezer Refrigerant
Pharmaceutical-grade 1,1,2-trifluoroethane (HFC-143) for ultra-low temperature medical freezers storing vaccines and biological samples. This product meets USP/NF purity standards and is classified under tariff item 2903.44.00 as a named saturated fluorinated acyclic hydrocarbon. It maintains stable low temperatures without contaminating stored materials.
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 imported as part of a complete refrigeration unit rather than as a standalone refrigerant
Refrigerating equipment is classified under machinery, not chemical headings.
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
• Ensure the product is not classified as a medicament or pharmaceutical product, which would fall under Chapter 30
• Verify that the purity grade does not include additives that could change the tariff classification
• Check if the product requires a Canadian drug establishment licence if used in medical storage applications
Related Products under Tariff item 2903.44.00
1,1,1,2,2-Pentafluoroethane (HFC-125) Pure Gas
Pure 1,1,1,2,2-pentafluoroethane (HFC-125) is a saturated fluorinated derivative of acyclic hydrocarbons, supplied as a high-purity gas. It is a separate chemically defined compound under Chapter 29 Note 1(a) and is specifically named in tariff item 2903.44.00.
1,1,1-Trifluoroethane (HFC-143a) Pure Gas Cylinder
1,1,1-Trifluoroethane (HFC-143a) is a saturated fluorinated derivative of acyclic hydrocarbons, supplied as a pure gas in high-pressure cylinders. It is a separate chemically defined organic compound, meeting the criteria of Chapter 29 Note 1(a), and is specifically named under tariff item 2903.44.00.
1,1,1-Trifluoroethane (HFC-143a) Refrigerant Gas
Pure 1,1,1-trifluoroethane (HFC-143a) used as a refrigerant gas in commercial refrigeration systems. This saturated fluorinated acyclic hydrocarbon is a separate chemically defined compound, classified under tariff item 2903.44.00.
1,1,2-Trifluoroethane (HFC-143) Bulk Chemical
Bulk industrial quantities of 1,1,2-trifluoroethane (HFC-143) in tonnage cylinders for chemical manufacturing and refrigerant production. As a chemically defined saturated fluorinated acyclic hydrocarbon, it precisely matches tariff item 2903.44.00.
1,1,2-Trifluoroethane (HFC-143) Foam Blowing Agent
1,1,2-Trifluoroethane (HFC-143) supplied for rigid polyurethane foam insulation manufacturing as a blowing agent. This pure saturated fluorinated hydrocarbon is specifically identified in tariff item 2903.44.00.
1,1,2-Trifluoroethane (HFC-143) Propellant Grade
1,1,2-Trifluoroethane (HFC-143) is a saturated fluorinated acyclic hydrocarbon, supplied in propellant grade for aerosol pharmaceutical delivery systems. It is a separate chemically defined compound, meeting Chapter 29 Note 1(a), and is explicitly listed under tariff item 2903.44.00.