DL Methionine
Product:DL Methionine
dl methionine amino acids
Purity :98.5%-101.5%
Standard : USP24
Packing : 25kg/bag or carton.
dl methionine amino acids
Purity :98.5%-101.5%
Standard : USP24
Packing : 25kg/bag or carton.
1. CAS No.:59-51-8
2. M.F. :C5H11NO2S
3. Assay: 98.5% 99%
4. Feed grade.
5. Specification:
1) 98.5 Min.
Molecular Formula | C5H11NO2S | |
CAS Registry No. | 59-51-8 | |
Chemical Name | DL-Methionine | |
Molecular Weight | 149.21 | |
Item | Specification | Result |
Appearance | White or light grey powder | Light grey powder |
DL-Methionine | ≥98.5% | 98.8% |
Loss on drying | ≤0.5 | 0.1 |
Chloride(NaCl) | ≤0.2 | <0.2 |
Heavy metals Pb (mg/kg) | ≤20 | <20 |
AS | ≤2 | <0.9 |
Conclusion | Pass | |
2) 99% Min.
Molecular Formula | C5H11NO2S | |
CAS Registry No. | 59-51-8 | |
Chemical Name | DL-Methionine | |
Molecular Weight | 149.21 | |
Item | Specification | Result |
Appearance | White or light grey powder | Light grey powder |
DL-Methionine | ≥99% | 99.1% |
Loss on drying | ≤0.3 | 0.1 |
Chloride(NaCl) | ≤0.2 | <0.2 |
Heavy metals Pb (mg/kg) | ≤20 | <20 |
AS | ≤2 | <2 |
Conclusion | Pass | |