Floatation Grade Magnesite from Mexico
Beneficiated magnesite concentrate from froth flotation, achieving over 95% MgCO3 purity while remaining chemically unchanged. Froth flotation is a mechanical/physical process allowed by Chapter 25 notes, so this natural magnesium carbonate falls under tariff item 2519.10.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure no chemical reagents remain that could alter the product's classification
• Provide a certificate of analysis showing MgCO3 content and absence of calcination
• If the concentrate is used in refractories, confirm it is not yet dead-burned