Ammonium Perborate from Canada
Ammonium perborate serves as a reactive oxygen bleach in water treatment and minor cleaning applications due to its ammonium cation structure. Under HTS 2840.30.0050, it is included as an 'other' peroxoborate, aligning with Chapter Note 5 allowing ammonium salts in these headings. It offers controlled release of peroxy species in aqueous solutions.
Duty Rate — Canada → United States
13.7%
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
• Confirm ammonium content via titration to meet heading 2826-2842 ammonium salt provisions
• Use UN-approved packaging for oxidizers and include flash point data
• Avoid retail packaging to prevent shift to Chapter 38 consumer products