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

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.

Duty Rate — Mexico → United States

16.5%

Rate breakdown

9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter

Import Tips

• 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