Di(cumyl) Peroxide from China
Bis(1-methyl-1-phenylethyl) peroxide, an aromatic dialkyl peroxide used in crosslinked polyethylene production. Classified HTS 2909.60.20.00 as aromatic ketone peroxide derivative, chemically defined organic compound per Chapter 29 note (a). High-purity technical grade qualifies.
Duty Rate — China → United States
40.5%
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
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
• Provide peroxide value assay (meq O2/kg) confirming active oxygen content for classification
• Use Type F organic peroxide packaging; shock/watch required for transport declarations
• Avoid water contamination; peroxides hydrolyze and lose efficacy