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Synthetic Diamond Powder from Canada

Fine synthetic diamond powder where 90% or more passes through a 0.5 mm sieve, used for industrial grinding and polishing applications. Classified under HTS 7105.90.00.00 as powder of synthetic precious stones (diamonds). Meets subheading note definition for 'powder form'.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Provide lab certification confirming 90%+ passes 0.5mm sieve to meet 'powder form' definition

Declare synthetic origin accurately; natural diamond powder may shift to 7105.21

Avoid misclassification as finished abrasives under Chapter 68; focus on raw stone powder