Linear Alkylbenzene Sulfonic Acid (LABSA) from Mexico
LABSA is a primary anionic surfactant used in detergent manufacturing, characterized by its aromatic structure and water solubility that meets heading 3402 criteria. It functions by reducing surface tension to facilitate cleaning. Classified under 3402.31.10.00 due to its aromatic or modified aromatic composition as a linear alkylbenzene sulfonic acid.
Duty Rate — Mexico → United States
16.5%
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 chemical composition certificates to confirm aromatic structure and purity levels required for 3402 classification
• Ensure proper hazardous material labeling and shipping documentation for corrosive liquids like LABSA
• Avoid misclassification as soap by confirming insolubility tests per Chapter 34 notes