Ammonium Perborate from Canada
Ammonium perborate serves as a source of active oxygen in denture cleaners and mild bleaching agents. Under HTS 2840.30.00 as a peroxysalt of ammonium, explicitly covered by headings 2826-2842 for ammonium salts per chapter notes.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include ammonium content verification to distinguish from sodium variants; comply with TSCA inventory listing; avoid bulk packaging that could reclassify as 3824 mixtures