tert-Butyl Hydroperoxide from Japan
tert-Butyl hydroperoxide (TBHP) is an organic hydroperoxide used as an oxidant in epoxidation reactions and oxidation catalysis. It qualifies for HTS 2909.60.5000 as an alcohol peroxide, fitting Chapter 29's definition of chemically defined organic peroxides with necessary stabilizers for safe transport.
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
• Temperature control documentation required for peroxide thermal stability during ocean transport
• Classify with proper CAS number (75-91-2) and confirm <72% concentration for non-explosive shipping
• Prevent reclassification as waste under Chapter 38 by providing manufacturer purity certificates