Ammonium Perborate from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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