Propylene Oxide Polymerization Inhibited from Japan
Methyloxirane with 50 ppm hydroquinone monomethyl ether inhibitor, classified under HTS 2910.20.00.00 per Chapter note (f). Prevents exothermic polymerization during storage and transport for polyurethane industry.
Duty Rate — Japan → United States
15.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Inhibitor concentration certificate required; 6-month shelf life validation; temperature recorder for shipments