|The products covered by this review are persulfates, including ammonium, potassium, and sodium persulfates. The chemical formula for these persulfates are, respectively, (NH sub4 ) sub2 S sub2 O sub8 , K sub2 S sub2 O sub8 , and Na sub2 S sub2 O sub8 . Ammonium and potassium persulfates are currently classified under subheading 2833.40.60 of the Harmonized Tariff Schedule of the United States (HTSUS). Sodium |
persulfate is classified under HTSUS subheading 2833.40.20. Although the HTSUS subheadings are provided for convenience and customs purposes, our written description of the scope of this review is dispositive.