Hydrometallurgical Ta-Nb Synthetic Powder Concentrate from Canada
Powdered synthetic concentrate from solvent extraction-hydrometallurgy, containing 40-60% Ta/Nb oxides. Classified in HTS 2615.90.30.00 for synthetic ore mimics used in powder metallurgy. Feeds tantalum smelting for medical implants and jet engines.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Declare particle size if relevant; coarse (>4.75mm) may reference iron ore notes indirectly
• Secure end-user certificates for defense-related imports due to strategic metal status
• Bundle with safety data sheets for hazardous material handling