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DL-Methionine
CAS:59-51-8
Molecular Formula:C5H11NO2S
Molecular Weight:149.21
EINECS:200-432-1
Purity:99%
Appearance:White powder
Applications:One of the essential amino acids,Lack of Methionine can cause liver, kidney dysfunction,can promote hair, nail growth, and with detoxification and increase muscular activity ability, can be made into the sauce.Used for amino acid infusion.
Specification:
Item | Limit | Results |
Description | White crystals or crystalline powder | Conforms |
Identification | Infrared absorption spectrum | Conforms |
State of solution | ≥98.0% | 98.6% |
Chloride(Cl) | ≤0.020% | <0.020% |
Ammonium | ≤0.02% | <0.02% |
Sulfate(SO4) | ≤0.020% | <0.020% |
Iron(Fe) | ≤10ppm | <10ppm |
Heavy metals (Pb) | ≤10ppm | <10ppm |
Arsenic(As203) | ≤1ppm | <1ppm |
Other amino acids | Chromatographically not detectable | Conforms |
Loss on drying | ≤0.30% | 0.17% |
Residue on ignition(sulfated) | ≤0.10% | 0.05% |
Assay | 99.0~100.5% | 99.58% |
PH | 5.6~6.1 | 5.89 |
Conclusion:The test result of the above mentioned product meets AJI92 standard | ||
Package:25Kg/drum
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