Sodium 1-Naphthol-4-Sulfonate from Germany
This is the sodium salt of 1-naphthol-4-sulfonic acid, classified as 'other' naphthols and their salts in HTS 2907.15.60.00 per chapter note 3(C)(1). It functions as a diazo dye coupling component in textile coloration.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit salt formation documentation proving classification follows the parent naphthol acid per chapter note 3(C)
• Verify no metal coordination bonds that would require classification under later headings