Technical Grade Strontium Carbonate from Canada
Technical-grade SrCO3 powder for use in pyrotechnics and glass manufacturing as a strontium source. Classified under HTS 2836.92.00.00 as strontium carbonate, a specific inorganic carbonate per subheading 'Other' in carbonates. Excludes stabilized organic forms per Chapter notes.
Duty Rate — Canada → United States
4.2%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide assay certificates confirming >95% SrCO3 to avoid scrutiny as mixtures; declare end-use to prevent dual-use concerns in pyrotechnics
• Ensure proper packaging to prevent moisture absorption during shipping, a common pitfall