Strontianite Powder from Canada
Ground strontianite (strontium carbonate) ore, calcined but not converted to oxide, used in pyrotechnics and ceramics. HTS 2530.90.8050 explicitly covers strontianite other than strontium oxide per chapter notes. Natural mineral not chemically synthesized.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Provide strontium content assay excluding oxide form; comply with DOT hazmat for fine powders; anti-static bags required