Polyphosphoric Acid Equivalent 115% Basis from United States
Polyphosphoric acid equivalent to 115% P2O5 basis, bordering polyphosphoric but classified as simple phosphoric acid under tariff item 2809.20.00. Used in catalyst production and polymer synthesis, this chemically defined compound meets Chapter 28's criteria.
Duty Rate — United States → Canada
0%
Import Tips
• Clarify the P2O5 content and molecular structure with a certificate of analysis, as this determines whether it is classified as phosphoric acid or polyphosphoric acid
• Check if the product is subject to any Canadian chemical management plan requirements under the Canadian Environmental Protection Act
• Ensure proper handling and storage documentation for viscous, corrosive liquids