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2904.31.00.00/PFOS Stabilized with Triethanolamine/Mexico

PFOS Stabilized with Triethanolamine from Mexico

Perfluorooctane sulfonic acid with triethanolamine stabilizer added for preservation, permitted under Chapter 29 note (f). Remains classified in HTS 2904.31.00.00 as the stabilizer doesn't change primary character.

Duty Rate — Mexico → United States

13.7%

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
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Import Tips

• Specify stabilizer percentage (<5% typically) and purpose in technical data sheet

• Validate stabilizer necessary for transport per Chapter 29 note (f) criteria

• Avoid excess amine that could reclassify as organic salt mixture

PFOS Stabilized with Triethanolamine from Mexico — Import Duty Rate | HTS 2904.31.00.00