Bis(4-tert-butylperoxy isopropyl)benzene from Japan
Aromatic dialkyl peroxide for high-temperature rubber curing applications. HTS 2909.60.5000 covers this ether peroxide as per Chapter 29 organic compound definitions.
Duty Rate — Japan → United States
13.7%
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
• Aromatic stabilization allows higher storage temperatures vs aliphatic analogs
• Molecular weight confirmation prevents polymer classification