Disodium Peroxosulfate from Canada
Disodium peroxosulfate (Na2S2O8) is utilized in hair bleaching and as a flour treatment agent. It qualifies under HTS 2833.40.60 for 'other' peroxosulfates as a chemically defined sodium peroxysalt per Chapter notes. Purity typically exceeds 99% for industrial grades.
Duty Rate — Canada → United States
13.1%
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
• Provide peroxide value analysis (min 5.6%); comply with TSCA inventory listing; avoid moisture exposure to prevent decomposition claims