2831.90.00.00/Ammonium Dithionite Solution/Japan

Ammonium Dithionite Solution from Japan

Ammonium dithionite (NH4)2S2O4 in aqueous solution acts as a reducing bleach for textiles and paper. Falls under HTS 2831.90.00.00 as 'other' dithionites when chemically defined and not organically stabilized. Concentration typically 20-40% active ingredient for liquid handling.

Duty Rate — Japan → United States

15.5%

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
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Import Tips

• Classify as solution only if dithionite constitutes principal characteristic; otherwise, preparations in 3824

• DOT Class 8 corrosive label required; IBC totes preferred for bulk import

• Test for ammonia content to prevent reclassification as ammonium sulfite derivatives

Ammonium Dithionite Solution from Japan — Import Duty Rate | HTS 2831.90.00.00