Technical Grade N-Vinyl-2-Pyrrolidone (NVP) Monomer from Japan
Technical grade NVP monomer contains minor impurities but remains a chemically defined heterocyclic lactam per Chapter 29 note (a). Used in industrial polymerizations for water-soluble resins in inks and coatings. HTS 2933.79.30.00 covers this specific N-vinyl pyrrolidone form.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit GC-MS purity reports showing NVP as principal component to qualify under Chapter 29 impurity allowance
• Declare exact impurity profile to avoid duties under residual oils (Chapter 27) or other chapters
• Store below 25°C post-import; provide temperature-controlled shipping records to customs