Ethanesulfonic Acid from Mexico
Ethanesulfonic acid is a sulfonated derivative of ethanol featuring terminal sulfonic acid group. Falls under HTS 2905.59.10.00 as sulfonated acyclic alcohol derivative used in surfactants and pharmaceuticals. Chemically defined per Chapter 29.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• ,Provide neutralization titration analysis for purity confirmation
• Monitor for surfactant mixture classification if blended