FOSA-MeN (N-Methyl-PFOS) Research Grade

High-purity research grade N-methyl perfluorooctane sulfonamide (FOSA-MeN) for laboratory synthesis. Classified specifically under HTS 2935.10.00.00 as the named sulfonamide compound in Chapter 29.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China6.5%+10.0%16.5%
🇲🇽Mexico6.5%+10.0%16.5%
🇨🇦Canada6.5%+10.0%16.5%
🇩🇪Germany6.5%+10.0%16.5%
🇯🇵Japan6.5%+10.0%16.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2939Same rate: 16.5%

If classified as natural/synthetic alkaloid derivative

Chapter 29 numerical order places sulfonamides before alkaloids in 2939.

2942.00Lower: 13.7% vs 16.5%

If for specific sugar derivatives containing this moiety

Sugar ethers/esters with sulfonamide groups classify under 2940-2942 per note (c).

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Include end-use statement specifying laboratory research to facilitate clearance

Package in small quantities (<1kg) with child-resistant closures per lab chemical standards

Verify no DEA scheduling; provide chemical abstract service (CAS) number 31506-32-8