China Factory Price N-Acetyl-L-Thioproline CAS 5025-82-1, Find details about China Dl-Methionine, Dl-Lysine Monohydrochloride from Factory Price N-Acetyl-L-Thioproline CAS 5025-82-1
Product Name | Folcisteine |
CAS number | 5025-82-1 |
Molecular formula | C6H9NO3S |
Molecular weight | 175.21 |
Appearance | white to slightly off-white amorphous powder |
Melting point | 144°C~149°C |
ITEMS | SPECIFICATION | RESULTS |
Appearance | crystalline powder | Conforms |
Melting point | About 205°C | 206.4°C~206.7°C |
Identification | Meet the requirements | Conforms |
Appearance of solution | Clear, not more intense than Y7 | Conforms |
PH | 2.4~3.0 | 2.6 |
Loss on drying | ≤0.5% | 0.0004 |
Sulphated ash | ≤0.1% | 0.0001 |
Heavy metals | ≤20 ppm | <20 ppm |
Related substances | ≤0.25% | Conforms |
Assay | 99.0%~101.0% | 0.998 |
Identification | Meet the requirements | Conforms |
Loss on drying | ≤0.5% | 0.0004 |
Residue on ignition | ≤0.1% | 0.0001 |
Heavy metals | ≤0.003% | <0.003% |
Residue solvent - Ethanol | ≤0.5% | <0.04% |
Chloride | 16.9%~17.6% | 0.171 |
Assay | 98.0%~102.0% | 100% |
Conclusion: The product complies with BP2010/USP32/EP6 standard |