Sodium 1,2,7-Anthraquinone Disulfonate from Mexico
The specific isomer sodium 1,2,7-anthraquinone disulfonate, a sulfonated aromatic quinone under HTS 2914.79.30.00. Used in manufacturing reactive dyes and as a reagent in analytical chemistry for its sulfonic acid groups enhancing solubility.
Duty Rate — Mexico → 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
• Label with exact isomer specification to align with Chapter 29 chemical definition requirements
• Test for stabilizer additives that could invoke note (f) but ensure they don't change general use classification