Purolite A400 Anion Exchange Resin from Mexico
Purolite A400 is a strong base anion exchange resin on a polystyrene skeleton, used for dealkalization and organics removal. The resin is in primary bead form. As an ion-exchanger based on polymers of headings 39.01 to 39.13 (polystyrene from heading 3903), it is classified under 3914.00.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the resin is in primary form (beads) to qualify for this tariff item
• Provide the polymer composition and intended use to CBSA
• Check if the resin is for water treatment, which may require additional documentation