n-Propylphosphonic Dichloride from Mexico
> n-Propylphosphonic dichloride is the straight-chain isomer of propylphosphonic dichloride, with the formula C3H7P(O)Cl2. It is a colourless liquid used in phosphorylation reactions and is classifiable under tariff item 2931.52.00, which specifically covers propylphosphonic dichloride regardless of isomeric form.
Duty Rate — Mexico → Canada
0%
Import Tips
• > Confirm the isomer purity and provide a certificate of analysis to demonstrate that the product is the n-propyl isomer, as this supports classification under 2931.52.00
• Ensure proper labelling and packaging for transport, as the compound is moisture-sensitive and corrosive
• Check with the CBSA for any restrictions on phosphorus-containing chemicals that may require additional permits