Resinex A520 Anion Exchanger from United States
Resinex A520 is a macroporous weak base anion exchange resin designed for removing organic matter from water. It is based on a polymer from heading 39.03 and is supplied in primary bead form. This product falls under tariff item 3914.00.00 as an ion-exchanger based on polymers of headings 39.01 to 39.13, in primary forms.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the resin is in primary forms and not in finished articles
• Verify the polymer base to confirm classification under heading 39.03
• Keep technical documentation to support the ion-exchange function