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
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
• Aromatic stabilization allows higher storage temperatures vs aliphatic analogs
• Molecular weight confirmation prevents polymer classification