Cumene Hydroperoxide from Japan

Cumene hydroperoxide is an aromatic ketone peroxide used primarily as an initiator in polymerization reactions for producing polystyrene and other resins. It falls under HTS 2909.60.10.00 as an aromatic ketone peroxide described in additional U.S. note 3 to section VI, which covers specific high-purity organic peroxides regulated for safety in transport.

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

Obtain UN-approved packaging and proper shipping papers due to explosive classification; ensure temperature control during transport

Verify product meets additional U.S. note 3 specifications through lab analysis before import to avoid reclassification

Include Safety Data Sheet (SDS) and confirm stabilizer content complies with DOT hazardous materials regulations