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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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