Isophorone Diisocyanate (IPDI) from Japan
IPDI is a cycloaliphatic diisocyanate for durable coatings, fitting chapter's organic compound definition. HTS 2929.10.55.00 applies as a product in U.S. note 3 to section VI.
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
• Purity >99% typical; volatility requires ventilated storage
• Avoid classifying as ketone derivative