Wholesale Additives 99% L-Methionine CAS 59-51-8 DL-Methionine
Product name | Wholesale Additives 99% DL-Methionine CAS 59-51-8 L-Methionine |
Assay | ≥99% |
Molecular Formula | C5H11NO2S |
Molecular Weight | 149.21 |
CAS | 59-51-8 |
Shelf life | 2 years |
Package | 1kg DL-Methionine/with double plastic container inside/Aluminum foil bag outside. 1kg/Carton, 5kg/Carton, 10kg/Carton, 25kg/Drum, OEM |
Shipment | FedEx,DHL,EMS,UPS |
Delivery time | Within 2-3 work days after payment |
Payment terms | TT,L/C,Paypal,Western Union |
DL-Methionine | AJI92 | EP6 |
Assay | 99.0-100.5% | 99.0-101.0% |
PH | 5.6-6.1 | 5.4-6.1 |
Specific rotation[a]D20 | / | / |
Specific rotation[a]D25 | / | / |
Transmittance(T430) | ≥98.0% | clear & colorless |
Chloride(Cl) | ≤0.02% | ≤0.02% |
Ammonium(NH4) | ≤0.02% | / |
Sulfate(SO4) | ≤0.02% | ≤0.02% |
Iron(Fe) | ≤10PPM | / |
Heavy metals(Pb) | ≤10PPM | ≤20PPM |
Other amino acids | conform | / |
Ninhydrin-positive substances | / | / |
Loss on drying | ≤0.30% | ≤0.50% |
Residue on ignition | ≤0.10% | ≤0.10% |
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