USP Lithium Carbonate for Bipolar Medication API from China
Ultra-pure USP lithium carbonate serving as the active pharmaceutical ingredient (API) in medications like lithium citrate for mood stabilization. Classified in HTS 2836.91.0010 as it meets USP purity for lithium carbonates of inorganic bases, per Chapter notes.
Duty Rate — China → United States
28.7%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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
• Submit Drug Master File (DMF) references if applicable for API imports
• Test for heavy metals per USP <231> to comply with FDA
• Pitfall: bulk packaging without child-resistant features may trigger retail prep reclassification