FOSA-MeN (N-Methyl-PFOS) Research Grade
High-purity research grade N-methyl perfluorooctane sulfonamide (FOSA-MeN) for laboratory synthesis. This separate chemically defined organic compound is specifically named in tariff item 2935.10.00 and meets Chapter 29 note 1(a) as a sulphonamide.
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 product is not specifically N-methylperfluorooctane sulphonamide but another sulphonamide derivative.
Other sulphonamides not named in 2935.10.00 fall under the residual subheading.
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 pure and not mixed with other compounds, as impurities may affect classification
• Declare the exact chemical name and CAS number on customs documents to avoid delays
• Verify if any permits are required for fluorinated chemicals under Canadian environmental regulations
Related Products under Tariff item 2935.10.00
MeFOSA (N-Methylperfluorooctanesulfonamide) Powder
MeFOSA powder is the solid form of N-methyl perfluorooctane sulfonamide, a fluorinated sulfonamide used in specialty chemical synthesis. As a separate chemically defined organic compound, it falls under tariff item 2935.10.00 per Chapter 29 note 1(a).
N-MeFOS Stabilized Solution 10% in Solvent
A 10% solution of N-methyl perfluorooctane sulfonamide in inert solvent, prepared solely for safe transport. This falls under tariff item 2935.10.00 per Chapter 29 note 1(e), which allows dissolution in solvents when necessary for safety or transport and the solvent does not make the product suitable for a specific use.
N-Methyl Perfluorooctane Sulfonamide
N-Methyl perfluorooctane sulfonamide (MeFOS) is a chemically defined organic compound featuring a perfluorinated carbon chain attached to a sulfonamide group with an N-methyl substituent. It falls under tariff item 2935.10.00 as the named compound in the tariff schedule.
Perfluoro-N-methyl-octanesulfonamide Technical Grade
Technical grade N-methyl perfluorooctane sulfonamide contains minimal impurities while remaining a separate chemically defined compound. It qualifies for tariff item 2935.10.00 under Chapter 29 note 1(a), which allows impurities in chemically defined organic compounds.