Sodium Thiosulfate for Photographic Fixing from Japan

High-purity sodium thiosulfate designed for use in photographic developers as a hypo fixer to dissolve silver halides. It is classified under HTS 2832.30.10.00 because it is chemically defined sodium thiosulfate, meeting Chapter 28 notes for inorganic sulfur compounds.

Duty Rate — Japan → United States

11.5%

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

Import Tips

Include end-use statement specifying photographic grade to support classification and any quota applicability

Ensure EP1 (EPA) certification if containing reportable chemicals; test for heavy metals to meet purity standards

Ship in moisture-proof bags; exposure to air can form hydrates, risking reclassification