tert-Butyl Peroxybenzoate from Canada
tert-Butyl peroxybenzoate is an aromatic alcohol peroxide serving as a catalyst in polyester and vinyl ester resin curing. It qualifies for HTS 2909.60.10.00 as an aromatic peroxide derivative listed in additional U.S. note 3 to section VI for regulated organic peroxides.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Ship under proper shipping name 'Organic peroxide type D, liquid' with SADT testing documentation
• Ensure import declaration includes exact concentration to confirm note 3 applicability