Nylon-12 Monomer Laurolactam from Japan
High-purity laurolactam specifically marketed as the monomer for nylon-12 polymer production, a 12-carbon lactam ring compound. Falls precisely under HTS 2933.79.40.00 as 12-aminododecanoic acid lactam, distinct from other lactams. Used in 3D printing filaments and engineering plastics.
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
• Label shipments clearly as '12-Aminododecanoic acid lactam' to match exact subheading; generic 'lactam' risks audit
• Comply with DOT/ADR transport regulations for solid organic compounds; obtain import permit if destined for chemical plants