Technical Grade Perfluorooctane Sulfonamide (N-Ethyl Hydroxyethyl)
Technical grade version contains minor impurities but remains the named N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide per Chapter 29 Note 1(a). It is classified under tariff item 2935.30.00 for use in industrial wetting agents.
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 impurities are significant enough to make it a mixture
The tariff item covers the pure compound; significant impurities may require classification elsewhere.
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
• Minor impurities are acceptable under Chapter 29 Note 1(a), but ensure they do not render the product suitable for a specific use
• Provide a certificate of analysis to the CBSA to confirm the purity and composition
• Verify that the product is not banned under Canadian regulations on perfluorooctane sulphonates
Related Products under Tariff item 2935.30.00
Fluorochemical Surfactant Building Block N-EtFOSE
N-EtFOSE is a fluorinated sulfonamide used as an intermediate in producing water- and oil-repellent coatings. It precisely matches the chemical description of N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide, which is the named compound under tariff item 2935.30.00.
High-Purity EtFOSE for Polymer Synthesis
This high-purity grade of N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide is optimized for polymerization into fluoropolymers. It is the exact named compound under tariff item 2935.30.00, and its purity does not affect classification as long as it meets the definition of a separate chemically defined compound.
N-Ethyl-N-(2-Hydroxyethyl)perfluorooctane Sulfonamide
This is a specific perfluorinated sulphonamide compound with a perfluorooctane chain attached to the sulphonamide group, along with N-ethyl and N-(2-hydroxyethyl) substituents. It falls directly under tariff item 2935.30.00 as the named compound N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide.
Perfluoroalkyl Sulfonamide PFAS Intermediate (EtFOSE)
EtFOSE, or N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide, serves as a key building block for synthesizing fluorosurfactants and PFAS polymers. It is classified under tariff item 2935.30.00 as it matches the exact named sulphonamide in the tariff description.
PFOS-Derivative Sulfonamide for Textile Finishing
A PFOS-related sulphonamide, N-Ethyl-N-(2-hydroxyethyl) perfluorooctane sulphonamide, used in textile repellency treatments. It is directly under tariff item 2935.30.00 as a sulphonamide matching the subheading description and Chapter 29 notes.