L-Lysine Acetate from Mexico
L-Lysine acetate is the acetate ester/salt of lysine, valued for its stability in pharmaceutical formulations and cell culture media. Under HTS 2922.41.00, it is classified as a lysine ester or salt, adhering to subchapter rules for oxygen-function amino-compounds.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
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
• Provide endotoxin and sterility certificates for pharma use; declare acetate content precisely
• Avoid bulk packaging over 25kg to prevent transport stability issues