1,5-Naphthalene Diisocyanate Technical Grade from Canada
Technical grade 1,5-naphthalene diisocyanate (95% purity) used in industrial polyurethane resin manufacturing. HTS 2929.10.2700 applies as it remains a chemically defined isocyanate compound despite minor impurities, per Chapter 29 scope for organic compounds.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• 1
• Provide HPLC chromatogram showing >95% purity; 2
• Impurity profile must not indicate different principal compound; 3
• Bulk packaging requires IBC certification