Arsenic Pentoxide Solution (50% Aqueous) from United States
An aqueous solution of arsenic pentoxide (As2O5), equivalent to arsenic acid, is used in glass manufacturing and wood preservation. As a solution of a chemically defined inorganic compound in water, it falls under this tariff item per Chapter Note 1(b).
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the solution is solely water-based without other solvents
• Declare the concentration of arsenic pentoxide to the CBSA
• Check if the product requires a permit under the Pest Control Products Act if used for wood preservation