Tetraethylammonium Perfluorooctane Sulfonate from Mexico
A quaternary ammonium salt consisting of the tetraethylammonium cation paired with the perfluorooctane sulfonate anion, chemically defined as a separate organic compound. It falls under HTS 2923.30.00.00 as it precisely matches the specific subheading for this compound, used primarily in industrial applications like surfactants and wetting agents.
Duty Rate — Mexico → United States
16.2%
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 purity and provide Certificate of Analysis (CoA) to confirm identity as the specific compound listed in the subheading
• Include Safety Data Sheet (SDS) and proper UN shipping documentation for hazardous materials classification
• Avoid misclassification as a mixture; ensure no additional solvents or stabilizers render it outside Chapter 29 note (e)