L-Lysine Monohydrochloride USP from Mexico
L-Lysine monohydrochloride is the hydrochloride salt of the essential amino acid L-lysine, meeting United States Pharmacopeia (USP) standards for purity and quality. It is a white crystalline powder used primarily as a nutritional supplement in food and pharmaceuticals. Classified under HTS 2922.41.0010 due to its status as a lysine salt compliant with pharmacopeia requirements.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify USP certificate of analysis and batch testing records to confirm compliance with pharmacopeia standards during customs inspection
• Ensure labeling includes 'USP grade' and full chemical name; provide FDA prior notice for food/pharma imports
• Avoid common pitfalls like contamination risks—use food-grade packaging and maintain cold chain if required