</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Linear Alkylbenzene Sulfonic Acid (LABSA) from China

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 — China → United States

44%

Rate breakdown

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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

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

Linear Alkylbenzene Sulfonic Acid (LABSA) from China — Import Duty Rate | HTS 3402.31.10.00