L-Tyrosine 60-18-4 L-Tyrosine Price
Product Description
Name | L-Tyrosine |
CAS | 60-18-4 |
EINECS | 200-460-4 |
MF | C9H11NO3 |
MW | 181.19 |
MP | >300 °C (dec.)(lit.) |
alpha | -11.65 º (c=5,DIL HCL/H2O 50/50) |
density | 1.34 |
Storage temp | Store at RT |
Assay | 99% Min. |
Appearance | White crystalline powder |
Usage | Amino Acids |
Certification of Analysis
Tests |
Limits |
Description |
White crystals or crystalline powder |
Identification |
Concordant with the reference spectrum |
Assay |
98.5~101.5% |
Specific Rotation |
-9.8℃~-11.2° |
Chloride(Cl) |
≤0.04% |
Sulfate(SO4) |
≤0.04% |
Heavy metals(Pb) |
≤15ppm |
Iron(Fe) |
≤30ppm |
Loss on drying |
≤0.3% |
Residue on ignition |
≤0.4% |
Chromatographic purity |
Individual impurity ≤0.5% Total impurities ≤2.0% |
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