Product Code: 7.1010
neutronco
L-Methionine
| Formula | C5H11NO2S |
| Chemical formula | C5H11NO2S |
| molar mass | 149.21 g/mol |
| CAS number | 63-68-3 |
| HS Code | 29304010 |
| EC number | 200-562-9 |
| Storage | Store at 15 to 30° C |
| SDS | available |
| RTECS | PD0457000 |
| Odour | characteristic |
| Form | solid |
| Color | off white |
| Solubility in water | 48.0 g/l |
| Melting point | 280 – 285° C |
| Thermal decomposition | ~ 280° C |
| Assay | 98.0 to 101.0 | % | |
| Appearance | Conforms | ||
| Solubility | Conforms | ||
| Identification | Conforms | ||
| Appearance of solution | Conforms | ||
| Loss on drying | ≤ | 0.5 | % |
| pH | 5.5 to 6.5 | ||
| Specific optical rotation | +22.5 to 24.0 | ° | |
| Chloride | ≤ | 0.02 | % |
| Sulfate | ≤ | 0.03 | % |
| Heavy metals | ≤ | 0.001 | % |
| Ammonium | ≤ | 0.01 | % |
| Iron | ≤ | 0.001 | % |
| Ninhydrin -positive substances | Conforms | ||
| Sulfated ash | ≤ | 0.1 | % |
