L-Methionine

Size

£82.00

SKU:: M3020
Molecular Weight:: 149.21
Purity:: ≥99%
Storage Conditions:: 4°C
Supplier:: United States Biological
CAS Number:: 63-68-3
Format:: White powder
Extra Details:: Essential amino acid for human development. Hepatoprotectant; antidote (acetominophen poisoning); urinary acidifier. Synonyms: L-Met-OH; 2-amino-4-(methylthio)butyric acid; (S)-2-Amino-4-(methylthio)butanoic Acid CAS No: 63-68-3 Molecular Formula: C5H11NO2S Molecular Weight: 149.21 Appearance: White powder Purity: ≥99% Specific Rotation (C=2, 6N HCl): +22.5° to +24.0° Identification (IR): Conforms to reference pH: 5.6-6.2 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% Transmittance: ≥95% Other Amino Acids: ≤0.50% Residual Solvent: To pass test Endotoxin: ≤1Eu/mg Meets or exceeds USP specifications