2-Naphthol-6,8-Disulfonic Acid Disodium Salt (Schaeffer Salt) from China

Schaeffer salt is a disulfonated naphthol sodium salt under HTS 2907.15.60.00 as 'other' naphthols and salts. Used in azo dye production for textiles and leather.

Duty Rate — China → United States

40.5%

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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Provide structural formula and molecular weight to confirm naphthol parent structure over sulfonic dominance

Ensure packaging complies with chapter note (e) if solvent-dissolved for transport