| CAS No.: | 6028-28-0 |
|---|---|
| Formula: | C4h9no3 |
| EINECS: | 200-774-1 |
| Packaging Material: | Paper |
| Storage Method: | Normal |
| Shelf Life: | >12 Months |
| Customization: |
|---|
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Audited Supplier Feed Grade L-Threonine with Competitive Price cas 6028-28-0
| DL-Threonine hydrate(2:1) Basic information | |
| Product Name: | DL-Threonine hydrate(2:1) |
| CAS: | 6028-28-0 |
| MF: | C4H9NO3 |
| MW: | 119.12 |
| EINECS: | 200-774-1 |
| DL-Threonine hydrate(2:1) Chemical Properties | |
| Melting point | 256 °C (dec.)(lit.) |
| solubility | H2O: 50 mg/mL |
| pka | 2.09(at 25ºC) |
| form | powder |
| Item | CP2010 | USP24 | FCC4 | feed grade |
| Assay | ≥98.5% | 98.5%~101.5% | 99.0%~101.0% | > 98% |
| pH | 5.0~6.5 | 5.0~6.5 | 5.0~6.5 | 5.0~6.5 |
| Specific rotation[a]D020 | -26.0°~-29.0° | -26.7°~-29.1° | -26.2°~-30.2° | -26.2°~-30.2° |
| Transmittance(T430) | clear & colorless | |||
| ≥98.0% | ||||
| Chloride(Cl) | ≤0.02% | ≤0.05% | ||
| Ammonium(NH4) | ≤0.02% | |||
| Sulfate(SO4) | ≤0.02% | ≤0.03% | ||
| Iron(Fe) | ≤10ppm | ≤30ppm | ||
| Heavy metals(Pb) | ≤10ppm | ≤15ppm | ≤30ppm | |
| Arsenic | ≤1ppm | ≤1ppm | ||
| Other amino acids | ≤0.5% | |||
| Loss on drying | ≤0.20% | ≤0.20% | ≤0.20% | ≤0.80% |
| Residue on ignition | ≤0.10% | ≤0.40% | ≤0.50% | ≤0.50% |
| Organic volatile impurities | conforms |
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