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L-Tyrosine(Food Additives)

Categories Food additives
Place of Origin: china
Brand Name: Guangzhou
Model Number: 60-18-4
Certification: USP
Price: 12USD
Packaging Details: 25kg drum
Delivery Time: 2DAYS
Payment Terms: L/C, T/T, Western Union
Supply Ability: 50 ton/month
MOQ: 1kg
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    L-Tyrosine(Food Additives)

    L-Tyrosine Physicochemical property:

    White crystal or crystalline powder, odorless, tasteless. Very slightly soluble in water, insoluble in absolute ethyl alcohol, methyl alcohol or acetone, soluble in diluted hydrochloric acid or dilute nitric acid.

    Character & Uses:

    L-Tyrosine is the catalytic substrate of tyrosinase phenol enzyme function. It is principal raw material of optional melanin and pheomelanin. It is the raw material of manufacturing diiodotyrosine and L-dopa.

    L-Tyrosine Basic information

    Product Name:

    L-Tyrosine

    Synonyms:

    3-(4-HYDROXYPHENYL)-L-ALANINE;2-Amino-3-(4-hydroxyphenyl)-propanoic acid;2-AMINO-3-(P-HYDROXYPHENYL)PROPIONIC ACID;4-HYDROXYPHENYLALANINE;FEMA 3736;H-L-TYR-OH;H-TYR-OH;L-3-[4-HYDROXYPHENYL]ALANINE

    CAS:

    60-18-4

    MF:

    C9H11NO3

    MW:

    181.19

    EINECS:

    200-460-4

    Product Categories:

    Food and Feed Additive;Tyrosine [Tyr, Y];Amino Acids;Amino Acids and Derivatives;alpha-Amino Acids;Biochemistry;Nutritional Supplements;L-Amino Acids;Amino Acids;NORCURON;amino


    L-Tyrosine Chemical Properties

    mp

    >300 °C (dec.)(lit.)

    alpha

    -11.65 º (c=5,DIL HCL/H2O 50/50)

    density

    1.34

    refractive index

    -12 ° (C=5, 1mol/L HCl)

    FEMA

    3736

    Fp

    176 °C

    storage temp.

    Store at RT.

    solubility

    1 M HCl: 25 mg/mL

    Water Solubility

    0.45 g/L (25 ºC)

    Stability:

    Stable. Incompatible with strong oxidizing agents, strong reducing agents.


    Safety Information

    Hazard Codes

    Xi,

    Risk Statements

    36/37/38-40

    Safety Statements

    26-36-37/39-22

    WGK Germany

    3

    RTECS

    YP2275600

    HS Code

    29225000


    Specifications:(USP32)

    Standard: USP32

    Item

    Specifications

    Results

    Appearance

    White crystalline powder

    White crystalline powder

    Assay (on dried basis)

    98.5%~101.5%

    99.7%

    Specific Rotation

    -9.8~-11.2

    -10.52

    Heavy metals (as Pb)

    ≤0.0015

    <0.0015

    Iron

    ≤0.003

    <0.003

    Arsenic

    ≤1ppm

    <1ppm

    Sulfate (SO4-2) ,

    ≤0.04

    <0.04

    Chloride(as Cl)

    ≤0.04

    <0.04

    Loss on drying (100~105℃)

    ≤0.3

    0.15

    Residue on ignition (as sulfate ash)

    ≤0.4

    0.03

    Lead

    ≤3ppm

    <3ppm

    Hg

    ≤0.1ppm

    <0.1ppm

    Cd

    ≤1ppm

    <1ppm

    Other Amino Acids

    Conforms

    Conforms

    Conclusion:This product complies with USP32

    Product Tags:

    L-Tyrosine

      

    Food Additives

      

    L-Tyrosine powder

      
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