Di-tert-Butyl Peroxide (Aromatic Grade) from China
Di-tert-butyl peroxide is an aromatic ether peroxide used as a crosslinking agent in rubber and polymer production. Classified under HTS 2909.60.10.00 for aromatic ether peroxides meeting additional U.S. note 3 criteria for chemically defined peroxides in section VI.
Duty Rate — China → United States
43%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Classify as UN3105 hazardous material requiring specific IBC or drum packaging with self-accelerating decomposition temperature documentation
• Provide certificate of analysis confirming aromatic content and peroxide value to match note 3 specifications
• Avoid common pitfall of improper stabilization leading to classification under mixtures heading 3824