Synthetic Anhydrite Fines from United States
Fine anhydrite powder from industrial byproducts, chemically equivalent to natural anhydrite but different in origin. As unprocessed anhydrite, it falls under this tariff item, which covers anhydrite in the crude state or after mechanical processing.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the anhydrite is not calcined or chemically treated
• Provide technical data showing it is calcium sulfate without water of crystallization
• Check if the industrial byproduct origin affects classification or requires additional permits