L-Methionine
CAS No.: 63-68-3
Product Name: L-Methionine
CAS#63-68-3
Spec: USP38
Package: 25kg/bag, 9mt/20`FCL on pallets
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
CAS#63-68-3
Spec: USP38
Package: 25kg/bag, 9mt/20`FCL on pallets
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
Description
Spec of L-Methionine :
| Items | Specification | Results |
| Appearance | White Crystal Powder | Conforms |
| Assay | 98.5%~101.5% | 99.6% |
| Identification | Infrared absorption | Conforms |
| Specific Rotation | +22.4%~24.7% | +23.3% |
| Loss on drying | ≤0.3% | 0.1％ |
| PH | 5.6~6.1 | 5.8 |
| Residue on Ignition | ≤0.4% | 0.07% |
| Sulfate | ≤0.03% | ＜0.03% |
| Chloride | ≤0.05% | ＜0.05% |
| Iron | ≤30ppm | ＜30ppm |
| Heavy Metals | ≤20ppm | ＜20ppm |
| Related Compounds | Individual Impurity ≤0.5% | ＜0.5% |
| Total Impurity ≤2.0% | ＜2.0% |
