| Type: | Methionine |
|---|---|
| Chemical Character: | Acidity |
| Appearance: | Powder |
| Transport Package: | 25kg/Drum |
| Specification: | 99% |
| Trademark: | Richnow |
| Samples: |
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| Customization: |
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Audited Supplier | L-Methionine Chemical Properties |
| Melting point | 284 °C (dec.)(lit.) |
| alpha | 23.25 º (c=2, 6N HCl) |
| Boiling point | 393.91°C (estimate) |
| density | 1,34g/cm |
| refractive index | 1.5216 (estimate) |
| storage temp. | 20-25°C |
| solubility | 1 M HCl: 0.5 M at 20 °C, clear, colorless |
| pka | 2.13(at 25ºC) |
| form | Solid |
| color | White |
| PH | 5-7 (10g/l, H2O, 20ºC) |
| optical activity | [α]20/D +23.7±0.5°, c = 5% in 5 M HCl |
| Water Solubility | Soluble |
| λmax | λ: 260 nm Amax: 0.40 λ: 280 nm Amax: 0.05 |
| Merck | 14,5975 |
| BRN | 1722294 |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| CAS DataBase Reference | 63-68-3(CAS DataBase Reference) |
| NIST Chemistry Reference | L-Methionine(63-68-3) |
| EPA Substance Registry System | L-Methionine (63-68-3) |
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