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%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
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