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Xuzhou Joinv Chemical Technology Co., Ltd.

 
 
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L-Tyrosine 

  Category : Chemicals->chemical material->Amino Acid

     
L-Tyrosine
       

  Product Specification
 
  Country  CN

 

    Product Detail
  L-Tyrosine
Standard FCC4
Structural formula: C9 H11O3 N
Speciific rotation [a] 20d: -11.3 degree - 12.3 degree
Tansmittance: not less than 95%
Chloride (Cl): not more than 0.04%
Lron (Fe): not more than 20PPM
Lead: not more than 10ppm
Heavy metals (Pb): not more than 0.003%
Arsenic (As2O3): not more than 1.5mg/kg
Other amino acid: Chromatographically not detectable
Residue on ignition: not more than 0.10%
Loss on drying: not more than 0.30%
Assay: 98.5 to 101.5%
PH: 5.0 to 6.5

   


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