2,5-Di(tert-butylperoxy)-2,5-dimethyl-3-hexyne from Japan
Peroxide with acetylenic functionality for specialty elastomer crosslinking. Classified HTS 2909.60.5000 as ether peroxide taking precedence over alkyne function.
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
• Acetylenic peroxide requires inert atmosphere packaging documentation