Ammonium Perfluorooctane Sulfonate Aqueous Solution 50% from United States
> An aqueous solution containing 50% ammonium perfluorooctane sulphonate (APFOS) and 50% water. It is a separate chemically defined organic compound dissolved in water, which is permitted under Chapter 29 Note 1(d) of the Customs Tariff. The water acts solely as a solvent and does not make the product suitable for a specific use, so it remains classified under tariff item 2904.32.00.
Duty Rate — United States → Canada
Import Tips
• > Ensure the solution concentration and composition are clearly stated on the commercial invoice and safety data sheet (SDS) to support classification under 2904.32.00
• Verify whether the product requires an import permit under Canada's environmental regulations, as perfluorooctane sulphonate (PFOS) is a restricted substance under the Canadian Environmental Protection Act
• Declare the exact percentage of active ingredient to avoid misclassification or penalties