Phenyl Phosphonic Acid Diethyl Ester from United States
Phenyl phosphonic acid diethyl ester is a mixed aromatic-aliphatic phosphonate ester used in flame retardants and agrochemical intermediates. It is a chemically defined ester of phosphonic acid, an inorganic acid of phosphorus, and falls under tariff item 2920.90.00 as an 'other' ester of inorganic acids of non-metals.
Duty Rate — United States → Canada
0%
Import Tips
• Classify the product based on its chemical structure as an ester of phosphonic acid, ensuring it is not a salt
• Provide a certificate of analysis to CBSA to confirm purity and chemical identity
• Check if the product is subject to Canadian pesticide or chemical regulations if used as an agrochemical intermediate