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L Tyrosine - China

price: 8.70 Dollar US$

L-Tyrosine
Molecular formula :C9H11NO3 Molecular weight :181.19
Application :Food additive. It is an important biochemical reagent and is the main raw material for the synthesis of peptide hormones, antibiotics, L-dopa and other drugs. It is widely used in agricultural scientific research, as a beverage additive and in the preparation of artificial insect feed.
Property :The product is mercerized fine needle crystal or crystalline powder. Melting point ≥ 300 ° C. Decomposed at 342 to 344 °C. It is more easily decomposed in the coexistence with hydrocarbons.
CAS NO.:60-18-4
Item AJI92 USP26
Assay 99.0~101.0% 98.5~101.5%
pH 5.0~6.5 5.0~6.5
Specific rotation [a]D020 -11.3~-12.1º
            [a]D025 -9.8~-11.2º
Transmittance(T430) ≥98.0% Chloride(Cl) ≤0.02% ≤0.04%
Ammonium(NH4) ≤0.02% Sulfate(SO4) ≤0.02% ≤0.04%
Iron(Fe) ≤10ppm ≤30ppm
Heavy metals(Pb) ≤10ppm ≤15ppm
Arsenic ≤1ppm(As2O3) ≤1.5ppm(As2O3)
Other amino acids Conforms Loss on drying ≤0.20% ≤0.30%
Residue on ignition ≤0.10% ≤0.40%
Organic volatile impurities Conforms


Company Contact:


  • Phone: 13806138270

  • Address: No.78 yangpu road,suzhou industrial park, suzhou, Jiangsu, China

  • Email: Email

Published date: October 21, 2019 -

  • Business Description: Specializing in the production and processing of amino acids and derivatives, food additives, nutrition and health raw materials, feed raw materials, research and development, production, sales and technical services;

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