N-Acetyl-DL-Methionine CAS NO 1115-47-5Chemical NameN-Acetyl-DL-MethionineMolecular StructureMolecular FormulaC7H13NO3SMolecular Weight191.2446CharacteristicsWhite crystals or crystalline powderPacking25KG/drum,25KG/cartonQuality StandardAJI92/USP28/EP5/FCCIVSpecificationState of solution≥95.0%Heavy metals(Pb) ≤20PPmOther amino acids No spotArsenic(As2O3) ≤2PPm Loss on drying≤0.5%Residue on ignition≤0.3%Assay 98.0 102.0%PH 1.7 3.0