Pharmaceutical Lithium Carbonate USP Capsules Filler from Mexico
USP-grade lithium carbonate powder used as the active ingredient filler in capsule formulations for bipolar disorder treatment. This is a chemically defined lithium carbonate, classifiable under Chapter 28 as an inorganic carbonate. It is not a finished medicament and is not excluded by Chapter 28 notes.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the powder is not pre-mixed with excipients, which could change classification
• Provide USP certification and intended use documentation
• Verify that the product is not packaged for retail sale as a medicament