Lysine and its esters; salts thereof
Oxygen-function amino-compounds. > Amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof: > Lysine and its esters; salts thereof
Duty Rate (from China)
Products classified under Tariff item 2922.41
Calcium L-Lysinate
Calcium L-lysinate is a chelated salt combining the essential amino acid L-lysine with calcium, used in nutritional supplements to enhance mineral absorption. It qualifies under tariff item 2922.41.00 as a salt of lysine, a chemically defined organic compound of heading 29.22.
2922.41.00DL-Lysine Hydrochloride
DL-lysine hydrochloride is a racemic mixture of D- and L-lysine salts, used in biochemical research and certain industrial applications. It falls under tariff item 2922.41.00 as a salt of lysine, a chemically defined organic compound, and is covered by the chapter's scope for mixtures of isomers.
2922.41.00DL-Lysine Hydrochloride USP
DL-lysine hydrochloride USP is the racemic mixture of D- and L-lysine salts meeting pharmacopeia standards for pharmaceutical synthesis. It is classified under tariff item 2922.41.00 as a lysine salt, and the chapter note 1(b) covers mixtures of isomers.
2922.41.00Feed-Grade L-Lysine H2SO4 70%
Feed-grade L-lysine sulfate 70% is a liquid solution of L-lysine sulfate used as a feed additive in animal nutrition. It is classifiable under tariff item 2922.41.00 as a lysine salt dissolved in water, which is permitted by chapter note 1(d) when the solution is a normal method of putting up for transport.
2922.41.00Feed Grade L-Lysine HCL 98.5% Codex Alimentarius
High-purity L-lysine hydrochloride (98.5% min) meeting Codex Alimentarius standards is used in animal feed formulations to correct dietary deficiencies. It is classified under tariff item 2922.41.00 as a lysine salt, a chemically defined organic compound.
2922.41.00L-Lysine Acetate
L-lysine acetate is the acetate salt of L-lysine, used for its stability in pharmaceutical formulations and cell culture media. It is classified under tariff item 2922.41.00 as a salt of lysine, a chemically defined organic compound of heading 29.22.
2922.41.00L-Lysine Base USP (Free Form)
Pure L-lysine base (free amino acid) in USP grade is the active form before salt conversion, used in specialized formulations. It is classified under tariff item 2922.41.00 as lysine itself, a chemically defined organic compound, and not as a salt.
2922.41.00L-Lysine Base USP Grade
USP-grade L-lysine base is the free amino acid form of lysine, used in dietary supplements and medical nutrition. It falls under tariff item 2922.41.00 as lysine itself, a chemically defined organic compound, and is not a salt or ester.
2922.41.00L-Lysine Ethyl Ester Dihydrochloride
L-lysine ethyl ester dihydrochloride is the ethyl ester of lysine stabilized as a dihydrochloride salt, used in peptide synthesis and research. It is classified under tariff item 2922.41.00 as an ester of lysine and its salt, explicitly covered by the heading.
2922.41.00L-Lysine HCl 98.5% Feed Grade
Feed-grade L-lysine hydrochloride at 98.5% purity is optimized for animal nutrition, particularly in swine and poultry diets. It falls under tariff item 2922.41.00 as a pure lysine salt, chemically defined and without additional functional groups.
2922.41.00L-Lysine HCL FCC Grade
L-lysine hydrochloride in Food Chemical Codex (FCC) grade is a high-purity essential amino acid salt used in food fortification and animal nutrition. It is classified under tariff item 2922.41.00 as a lysine salt, meeting strict FCC purity specifications.
2922.41.00L-Lysine Monohydrate FCC
L-lysine monohydrate in FCC grade contains one molecule of water per lysine, used in nutritional beverages and supplements. It is classified under tariff item 2922.41.00 as a lysine derivative, with the water of hydration not affecting its classification.
2922.41.00L-Lysine Monohydrochloride
L-lysine monohydrochloride is the hydrochloride salt of L-lysine, a white crystalline powder used as a nutritional supplement in animal feed and human diets. It is classified under tariff item 2922.41.00 as a salt of lysine, a chemically defined organic compound.
2922.41.00L-Lysine Sulfate
L-lysine sulfate is a highly soluble salt form of lysine used extensively in poultry and swine feed formulations. It is classified under tariff item 2922.41.00 as a lysine salt, meeting the chapter's criteria for chemically defined organic compounds.
2922.41.00Lysine Monohydrate
Lysine monohydrate is a hydrated form of L-lysine base, commonly used in nutritional supplements and feed premixes for its high bioavailability. It is included under tariff item 2922.41.00 as a lysine derivative, with water of hydration not altering its classification.