Chemical Grade Magnesite Powder from China
Micronized natural magnesite ground to 10-50 micron particles for fertilizer and chemical uses, retaining its full MgCO3 composition. Grinding is a permitted physical process under Chapter 25 notes, and the product remains natural magnesium carbonate, not chemically altered.
Duty Rate — China → Canada
0%
Import Tips
• Confirm the powder is not mixed with other substances, as mixing would exclude it from Chapter 25
• Provide a mill certificate showing particle size and MgCO3 purity
• If used as a fertilizer additive, ensure it does not qualify as a Chapter 31 product