L-glutamic acid CAS 56-86-0  

Specifications: Appearance: White crystals or crystalline powder State of solution (Transmittance): Clear and colorless not less than 98.0% Specific rotation[α]20/D(C=10 in 2N HCl): +31.5 to +32.5° Chloride (Cl): Not more than 0.020% Ammonium(NH4): Not more than 0.02% Sulfate (SO4): Not more than 0.020% Iron(Fe): Not more than 10ppm Heavy metal(Pb): Not more than 10ppm Arsenic(As2O3): Not more than 1ppm Other amino acids: Chromatographically Not detectable Loss on drying: Not more than 0.20% Residue on ignition(sulfated): Not more than 0.10% Assay: 99.0% to 100.5% pH: 3.0 to 3.5 Applications: L-Glutamate is used as a flavor enhancer to enhance the flavor of beverages and foods. L-Glutamate acid as a nutritional drug can be used for skin and hair, hair growth, hair loss prevention and wrinkle treatment. L-Glutamate acid can also be used in medicine. L-Gl…