L-TYROSINE 99% FOR BIOCHEMISTRY
L-3-(4-Hydroxyphenyl) alanine disodium salt hydrate
| Product Code | B-02803 | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | For Biochemistry | CAS No | 60-18-4 |
| Purity | 99 % | Molecular Weight | 181.19 |
| H.S.Code | 2922.50150 | Shelf Life | 60 Months |
| Molecular Formula | C9H11NO3 |
Physical Properties
| Physical state at 20 °C | Solid | Colour | White crystalline |
|---|---|---|---|
| Solubility in water [% weight] | 0.479 g/l at 25 °C | Melting point/ Freezing point [°C] | 343 °C |
| Flash point [°C] | 176°C | Odour | Odorless |
| Partition coefficient Log Pow octanol / water at 20°C | -2.26 | Density [g/cm3] | 1.456 |
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