Witherite for Strontium Production from Mexico
Natural barium carbonate (witherite) selected for reduction to barium metal or strontium compounds in chemical synthesis. Classified HTS 2511.10.50.00 as 'other' calcinable witherite. Raw mineral status confirmed by processing state.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• End-use declarations for chemical reduction; purity specs critical; hazardous processing warnings