Calcium Iodide Tetrahydrate from Mexico
Calcium iodide tetrahydrate (CaI2·4H2O) employed in X-ray contrast media precursors and iodine supplements. Classified in HTS 2827.60.10.00 as calcium iodide meeting chemical definition standards. Hygroscopic crystals requiring sealed packaging.
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
• Document hydration state precisely; obtain FDA import alert clearance if pharma-destined
• Pitfall: moisture absorption during transit may affect declared purity