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
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Item
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AJI92
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USP26
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Assay
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99.0～101.0%
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98.5～101.5%
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pH
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5.0～6.5
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5.0～6.5
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Specific rotation
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[a]D020
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-11.3~-12.1º
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[a]D025
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-9.8～-11.2º
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Transmittance(T430)
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≥98.0%
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Chloride(Cl)
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≤0.02%
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≤0.04%
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Ammonium(NH4)
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≤0.02%
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Sulfate(SO4)
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≤0.02%
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≤0.04%
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Iron(Fe)
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≤10ppm
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≤30ppm
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Heavy metals(Pb)
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≤10ppm
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≤15ppm
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Arsenic
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≤1ppm(As2O3)
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≤1.5ppm(As2O3)
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Other amino acids
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Conforms
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Loss on drying
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≤0.20%
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≤0.30%
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Residue on ignition
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≤0.10%
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≤0.40%
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Organic volatile impurities
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Conforms
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Supply reference
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Production Process
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Packing specification
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Quote batch
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Quotation reference yuan / ton
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Quote validity period
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