Pharmaceutical Lithium Carbonate USP from Mexico
Ultra-pure Li2CO3 meeting USP standards for use in psychiatric medications like bipolar treatment drugs. Falls under HTS 2836.91.00 as a simple inorganic carbonate, prior to formulation into finished pharmaceuticals excluded by Section VI notes.
Duty Rate — Mexico → United States
3.7%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include FDA Drug Master File reference and USP certificate; ensure GMP-compliant packaging to prevent reclassification as finished medicated product
• Comply with DEA precursor chemical reporting if applicable