Perfluorooctanesulfonic Acid Diethylammonium Salt
Perfluorooctanesulfonic acid diethylammonium salt is the diethylammonium salt of perfluorooctanesulfonic acid. This compound is an amino-alcohol salt with a perfluoroalkyl chain, classifiable under tariff item 2922.16.00 as a diethanolammonium perfluorooctane sulphonate analogue. It is used in specialty wetting agents and polymer processing aids.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the salt is derived from an amino-alcohol other than diethanolamine.
Other amino-alcohol salts are classified under the residual subheading.
If the product is presented as a sulphonated derivative of a hydrocarbon rather than an amino-alcohol salt.
Sulphonated derivatives of aromatic or acyclic hydrocarbons may fall under heading 29.04.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the product is not contaminated with free perfluorooctanesulfonic acid, which may trigger additional environmental regulations
• Declare the product accurately with its CAS number to facilitate customs clearance
• Be prepared to demonstrate that the product is not a prohibited substance under Canadian environmental protection laws
Related Products under Tariff item 2922.16.00
Diethylamine Perfluorooctane Sulfonate Technical Grade
Diethylamine perfluorooctane sulfonate technical grade is a salt formed between diethylamine and perfluorooctanesulfonic acid. As a salt of an amino-alcohol (diethanolamine) with a perfluoroalkyl sulfonic acid, it falls under tariff item 2922.16.00, which covers diethanolammonium perfluorooctane sulphonate. The technical grade contains impurities permitted by Chapter 29 notes, which do not alter its classification as a separate chemically defined organic compound.
Diethylammonium Perfluorooctane Sulfonate
Diethylammonium perfluorooctane sulfonate is a salt of diethylamine and perfluorooctanesulfonic acid. Although the tariff item specifically names diethanolammonium perfluorooctane sulphonate, this product is chemically analogous as an amino-alcohol salt with a perfluoroalkyl chain. It is classified under heading 29.22 as an oxygen-function amino-compound, specifically as a salt of an amino-alcohol.
PFOS Diethylamine Salt
PFOS diethylamine salt, chemically diethylammonium perfluorooctane sulfonate, is an amino-alcohol salt with a perfluoroalkyl chain. It is classified under tariff item 2922.16.00 as a salt of an amino-alcohol with perfluorooctane sulphonic acid. This compound is commonly used in aqueous fire-fighting foams and electrolytic applications.