L-Tyrosine 99% For Biochemistry
L-3-(4-Hydroxyphenyl) alanine disodium salt hydrate
Product Code. |
02803 |
Grade |
For Biochemistry |
Purity |
99% |
CAS No. |
60-18-4 |
Molecular Formula |
C9H11NO3 |
Molecular Weight |
181.19 |
H.S.Code |
2922.50150 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White crystalline |
Odour |
Odorless |
| Melting point/ Freezing point [°C] |
343 °C |
Flash point [°C] |
176°C |
Density [g/cm3] |
1.456 |
| Solubility in water [% weight] |
0.479 g/l at 25 °C |
Partition coefficient Log Pow octanol / water at 20°C |
-2.26 |
Packaging
Specification
| Appearance | White crystalline powder |
| Assay (by HClO4 titration) | Min 99% |
| Heavy metal (as Pb) | Max 0.001% |
| Ammonium (NH4) | Max 0.01% |
| Foreign amino acids | Max 0.3% |
| Other ninhydrin positive substances (as glycine) | Max 0.1% |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338