Anhydrous Phosphorus Pentoxide Flake Form from United States
Anhydrous phosphorus pentoxide in flake form, a physical variant of diphosphorus pentaoxide (P2O5) designed for easier handling in automated chemical processing lines. It is used in the synthesis of phosphoric acid anhydrides and as a catalyst support. The flake form does not alter its chemical identity, so it remains classifiable under tariff item 2809.10.00.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product is labelled with its chemical name (diphosphorus pentaoxide) and purity to support classification
• Declare the correct CAS number (1314-56-3) on customs documents
• Check if a controlled goods permit is needed under Canada's chemical regulations