Distilled N-Vinyl-2-Pyrrolidone Monomer from Mexico
Vacuum-distilled NVP monomer with water content <0.1%, a pure heterocyclic lactam for high-end PVP in contact lenses and biomedical uses. Falls squarely under HTS 2933.79.30.00 as named compound.
Duty Rate — Mexico → United States
15.5%
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
• Karl Fischer water analysis required; >0.5% may shift to aqueous solutions excluded by Chapter notes
• Glass-lined or stainless steel containers only to prevent contamination
• Declare distillation specs for purity verification