L-Lysine Monohydrochloride from Mexico
L-Lysine monohydrochloride is the hydrochloride salt of the essential amino acid L-lysine, a white crystalline powder used primarily as a nutritional supplement in animal feed and human diets. It falls under HTS 2922.41.00 as a salt of lysine, specifically classified among oxygen-function amino-acids with a single oxygen function.
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
• Verify purity levels (>98%) and provide certificate of analysis for customs; ensure COA confirms it's the L-isomer, not DL-mixture
• Label as feed-grade if applicable to avoid pharma scrutiny