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2922.41.00.90/L-Lysine Ethyl Ester Dihydrochloride/Mexico

L-Lysine Ethyl Ester Dihydrochloride from Mexico

L-Lysine ethyl ester dihydrochloride is the diethyl ester salt of lysine, an intermediate in organic synthesis and pharmaceutical manufacturing. Per Chapter 29 note on esters, it classifies with the parent lysine under 2922.41.00.90 as 'other' esters/salts.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Provide ester hydrolysis stability data; declare as 'not for direct food use'

• DEA watch list if used in controlled substance synthesis pathways