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You are here:Home » Biochemicals » Biochem-Amino Acids, Derivatives » L-Methionine



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Catalog #M3020
Purity 99%
Appearance: White powder
pH: 5.6-6.1
Specific Rotation (C=2, 6N HCl): +22.4° to +24.7°
Identification (IR): Conforms to reference
Loss on Drying: 0.2%
Residue on Ignition: 0.1%
Ammonium: 0.02%
Chloride: 0.02%
Sulfate: 0.02%
Iron: 0.001%
Heavy Metals (Pb): 0.0005%
Arsenic: 0.0001%
Endotoxin: 1Eu/mg
Transmittance: 95%
Other Amino Acids: 0.50%
Residual Solvent: To pass test
CAS Number63-68-3
Molecular FormulaC5H11NO2S
Molecular Weight149.21
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Alternate names2-amino-4-(methylthio)butyric acid

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