Monosodium 1-Amino-8-hydroxy-4,6-naphthalenedisulfonate from Germany
This is the monosodium salt of 1-amino-8-hydroxy-4,6-naphthalenedisulfonic acid, a chemically defined organic compound with amino and hydroxy oxygen functions on a naphthalene core, plus sulfonic acid groups forming the salt. It falls under HTS 2922.21.2500 as a specific aminohydroxynaphthalenesulfonic acid salt. Primarily used as an intermediate in dye synthesis.
Duty Rate — Germany → United States
10%
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
• Verify purity certificate to confirm it's the monosodium salt without impurities altering classification; ensure SDS and chemical passport for customs clearance
• Avoid misdeclaration as a mixture, which could shift to heading 3824