Fluorosurfactant Intermediate TEAPFOS
Tetraethylammonium perfluorooctane sulfonate serving as a key intermediate for synthesizing advanced fluorosurfactants in electronics manufacturing. Falls squarely under HTS 2923.30.00.00 as the precisely named quaternary ammonium salt.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing >1% impurities or isomers
Mixtures of isomers or impure compounds exceeding Chapter 29 purity standards shift to Chapter 38 preparations.
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Import Tips & Compliance
• Include REACH registration numbers for EU-origin material if transshipping through US
• Monitor Stockholm Convention restrictions on PFOS compounds despite specific HTS allowance
• Validate 99%+ purity via HPLC to prevent reclassification as impure mixture
Related Products under HTS 2923.30.00.00
Tetraethylammonium Perfluorooctane Sulfonate
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.
TEAPFOS Industrial Wetting Agent
Tetraethylammonium perfluorooctane sulfonate (TEAPFOS) supplied as a high-purity powder for use as a wetting agent in high-performance coatings. Classified under HTS 2923.30.00.00 due to its exact chemical definition as a quaternary ammonium salt matching the subheading specification.
Perfluorooctane Sulfonate Quaternary Salt PFOS-TEA
High-purity tetraethylammonium perfluorooctane sulfonate (PFOS-TEA) used in electroplating baths and as a fluorosurfactant intermediate. This chemically defined compound is specifically enumerated under HTS 2923.30.00.00 within the quaternary ammonium salts heading.