Synthetic Pyrochlore Tantalum-Niobium Concentrate from Canada
Synthetic replicate of pyrochlore mineral ((Na,Ca)2Nb2O6(OH,F)) with tantalum doping, produced via precipitation. HTS 2615.90.30.00 covers this as synthetic Ta-Nb concentrate for ceramic dielectric production. Used in piezoelectric devices.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Validate against chapter notes excluding municipal waste ash to prevent 2621 misrouting
• Use electronic filing (ACE) with detailed chemical composition for faster clearance