Sodium 2-Anthracenesulfonate from China
Sodium 2-anthracenesulfonate is the sodium salt of 2-anthracenesulfonic acid, classified with the parent acid per Chapter 29 note on inorganic salts of organic acids. It serves as a water-soluble intermediate for fluorescent dyes and surfactants. This fits HTS 2904.10.0400 as a derivative containing only sulfo groups.
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
• Include salt composition analysis in COA to prove classification with parent acid; watch for moisture content affecting purity claims
• Use UN-approved packaging for corrosive sulfonates during transport