2832.20.00.00/Magnesium Sulfite Tribasic/Canada

Magnesium Sulfite Tribasic from Canada

Tribasic magnesium sulfite (Mg3(SO3)2) used in pharmaceutical buffering and flame retardants. Classified in HTS 2832.20.00.00 as a chemically defined sulfite salt of an inorganic base.

Duty Rate — Canada → United States

13.1%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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Import Tips

• GMP certification required for pharma grades; non-certified may face FDA detention

• Specify basicity level (tribasic); ambiguous descriptions lead to 2835 classification errors

• Monitor for asbestos contamination in natural-derived sources during inspections

Magnesium Sulfite Tribasic from Canada — Import Duty Rate | HTS 2832.20.00.00