产品名称

L-谷氨酸

CAS NO

56-86-0

中文别名

L-麸氨酸;L-2-氨基戊二酸;alpha-氨基戊二酸;谷氨酸;麸氨酸;L(＋)-谷氨酸;氨基戊二酸;L-α-氨基戊二酸

英文名称

L-glutamic acid

英文别名

L-(＋)-glutamic acid;Glu;L-2-aminopentanedioic acid

分子式

C₅H₉NO₄

分子量

147.13

EINECS

200-293-7

熔点

205°C (dec.)(lit.)

沸点

333.8oC at 760 mmHg

毒性

Item Standard Appearance White crystals crystalline powder Specific rotation[α]20/D (C=10 in 2N HCl) +31.5 to +32.2° 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 Acidsomatographically 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