Anhydrous Magnesium Sulfate from Mexico
Anhydrous magnesium sulfate (MgSO4) is a dry, white powder used as a desiccant in laboratories and pharmaceutical manufacturing. It is a separate chemically defined compound of magnesium, meeting the criteria of Chapter 28 Note 1(a). It falls under tariff item 2833.21.00 as a sulfate of magnesium.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product is pure anhydrous MgSO4 without added stabilizers or organic coatings to qualify under this tariff item
• Declare the correct CAS number (7487-88-9) on customs documents
• Keep lab certificates or technical data sheets to support classification if questioned by CBSA