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2921.45.10.00/5-Amino-2-naphthalenesulfonic Acid Monopotassium Salt/Mexico

5-Amino-2-naphthalenesulfonic Acid Monopotassium Salt from Mexico

Potassium salt of Laurent's acid (5-Amino-2-naphthalenesulfonic acid) used in specific dye formulations requiring potassium counterions. Falls under HTS 2921.45.10.00 per explicit listing and Chapter note classifying salts with parent organic compound. Chemically defined aromatic amine derivative.

Duty Rate — Mexico → United States

16.5%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Certificate must specify counterion (K+) and molar ratio to validate HTS salt classification

• Check potassium import restrictions; may require additional fertilizer/chemical permits

5-Amino-2-naphthalenesulfonic Acid Monopotassium Salt from Mexico — Import Duty Rate | HTS 2921.45.10.00