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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If diluted and put up specifically for paint/coating production
Preparations used as paint additives may shift to Chapter 32 if not qualifying as pure Chapter 29 compounds.
If when supplied with added anticorrosion or antifouling stabilizers
Additions rendering it suitable for specific anticorrosion use move it to Chapter 38 per Chapter note (g).
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Label containers with exact chemical name and CAS number (often 56773-42-3) for CBP verification
• Comply with TSCA import certification requirements for new chemical substances
• Test for PFAS content declarations due to emerging environmental regulations
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.
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.
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.