2-Anthracenesulfonic acid from Germany
2-Anthracenesulfonic acid is a sulfonated derivative of anthracene, a polycyclic aromatic hydrocarbon, containing only sulfo groups as required by HTS 2904. It is a chemically defined organic compound used primarily as an intermediate in dye synthesis and analytical chemistry. This classification falls under heading 2904 for sulfonated hydrocarbons without halogenation or other functional groups.
Duty Rate — Germany → United States
15.5%
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
Import Tips
• Verify purity certificate to confirm it meets 'chemically defined' criteria per Chapter 29 notes; provide SDS for hazardous material handling
• Ensure no added solvents beyond transport allowances to avoid reclassification
• Label as research chemical if not for commercial dye production