Detailed Product Description

Product Name: L-Glutamic acid
Synonyms: FEMA 3285;GLU;GLUTAMIC ACID, L-;GLUTAMIC ACID BASE;GLUTACID;H-L-GLU-OH;H-GLU-OH;L-ALPHA-AMINOGLUTARIC ACID
CAS: 56-86-0
MF: C5H9NO4
MW: 147.13
EINECS: 200-293-7
Product Categories: Food & Feed ADDITIVES;chiral;Glutamic acid [Glu, E];Amino Acids and Derivatives;alpha-Amino Acids;Amino Acids;Biochemistry;for Resolution of Bases;Optical Resolution;Synthetic Organic Chemistry;Nutritional Supplements;Amino Acids;Chiral Compound;Glutamate receptor

Chemical Properties
mp  205 °C (dec.)(lit.)
alpha  32 º (c=10,2N HCl)
density  1.538 
FEMA  3285
storage temp.  Store at RT.
solubility  1 M HCl: 100 mg/mL
form  powder
Water Solubility  7.5 g/L (20 ºC)

TECHNICAL DATA SHEET

Product	L-Glutamic Acid	Formula	C5H9NO4
CAS	56-86-0	Standard	USP26/FCCIV/AJI92

Properties	Unit	Standard
		USP26	FCCIV	AJI 92
Appearance	-	White Crystalline Powder	White Crystalline Powder	White Crystalline Powder
Specific Optical Rotation	°	+30.5∼+32.4	+31.5∼+32.5	+31.5∼+32.5
Assay	%	98.5~100.5	98.5~101.5	99.0~100.5
pH Value	-			3.0∼3.5
Loss on Drying	%	≤0.50	≤0.1	≤0.10
Heavy Metals	ppm	≤10	≤20	≤0.001
Transmittance	%			≥98.0
Chloride	%	≤0.02		≤0.02
Sulfate(SO4-2)	%	≤0.03		≤0.02
Arsenic(As2o3)	ppm		≤3	≤0.0001
Iron	ppm	≤10		≤0.0001
Ammonium(NH4)	%	≤0.01		≤0.02
Residue on Ignition	%	≤0.1	≤0.3	≤0.1