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You are here: Home > Customer Synthesize > High Quality D-Tyrosine, CAS: 556-02-5
wholesale High Quality D-Tyrosine, CAS: 556-02-5
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Specification

High Quality D-Tyrosine, CAS: 556-02-5 Detail

Basic Info.

Model NO.:556-02-5 Product:D-Tyrosine CAS:556-02-5 Export Markets:Global

Additional Info.

Trademark:dahua Packing:Ccording to Customer Requirement Standard:USP/EP/BP Origin:China Production Capacity:500kg/Week

Product Description

High quality D-Tyrosine, CAS: 556-02-5


Description
1. D-Tyrosine; D-Tyr
2. CAS# 556-02-5
3. AJI92;
4. Purity >98.5%
Product Name: H-D-Tyr-OH CAS#: 556-02-5
Synonyms: D-Tyrosine Molecular Formula: C9H11NO3
Molecular Weight: 181.19
Purity >98.5%
Specifications: (Reference Standard: AJI92)
Item Standard Analysis data
Appearance White crystals or crystalline powder Conforms
Specific rotation[α]20/D
(C=5,1mol/L HCL)
+11.0 to +12.1° +11.4°
State of solution
(Transmittance)
Clear and colorless
Not less than 95.0%
96.0%
Chloride (Cl) Not more than 0.020% <0.020%
Ammonium (NH4) Not more than 0.02% <0.020%
Sulfate (SO4) Not more than 0.020% <0.020%
Iron (Fe) Not more than 20ppm <20ppm
Heavy metal(Pb) Not more than 10ppm <10ppm
Arsenic(As2O3) Not more than 1ppm <1ppm
Other amino acids Chromatographically
Not detectable
Conforms
Loss on drying Not more than 0.20% 0.15%
Residue on ignition(sulfated) Not more than 0.20% 0.1%
Assay 98.5 to102.0% 99.7%
pH 5.0 to 6.5 5.8

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