英文名称：DL-Glutamic acid CAS号：617-65-2

氨基酸原料

Item Standard Analysis data Appearance White crystals or crystalline powder conforms State of solution (Transmittance) Not less than 95.0% 98.3% Chloride (Cl) Not more than0.1% 0.008% Heavy metal(Pb) Not more than 10ppm ＜10ppm Arsenic(As2O3) Not more than 2ppm ＜2ppm Loss on drying Not more than 0.50% 0.20% Residue on ignition(sulfated) Not more than 0.20% 0.12% Assay 98.0 to101.0% 99.4%