Anhydrous Sodium Perborate from Canada
Anhydrous sodium perborate is the dehydrated form (NaBO3) used in high-performance bleaching formulations where water content must be minimized. It is specifically classified under HTS 2840.30.0010 as a peroxoborate (perborate), meeting the chemical definition for inorganic peroxy compounds in Chapter 28.
Duty Rate — Canada → United States
13.7%
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
Import Tips
• Confirm anhydrous status with differential scanning calorimetry (DSC) data, as hydrated forms have different densities and handling
• Store and ship under inert atmosphere to prevent decomposition; declare as oxidizer Class 5.1