L-Glutamic acid
CAS No.: 56-86-0
CAS No. :
56-86-0HS Code :
292242Molecular Formula :
C5H9NO4Standard :
BP/USP/FCCAppearance :
WHITE CRYSTALLINE OR CRYSTALLINE POWDERCertification :
ISO/HALAL/KOSHERPacking :
25KG/DRUMSample :
AVAILABLEOrigin :
CHINADescription:
L-glutamic acid is an amino acid with the formula C5H9NO4. The appearance is white crystalline powder, almost odorless, with special taste and sour taste. Decomposition at 224~225℃. A saturated aqueous solution has a PH of about 3.2. Insoluble in water, actually insoluble in ethanol and ether, highly soluble in formic acid.
Usage:
1. L-glutamic acid is mainly used in the production of monosodium glutamate, flavor, and as a salt substitute, nutritional supplement and biochemical reagent.
2. It is usually not used alone, but used in conjunction with phenols and quinones antioxidants to obtain a good synergistic effect.
3. Glutamic acid is used as a complexing agent for electroless plating.
4. Used in pharmaceutical, food additives, nutrition fortifier;
Specification:
Items |
Specifications |
Appearance |
White crystalline or crystalline powder |
Specific optical rotation |
+31.5 °~+32.5 ° |
Assay |
98.5%~101.5% |
Loss on drying |
≤0.1 |
State of solution (Transmittance) |
≥98% |
Heavy metals |
≤0.001% |
Chloride |
≤0.02% |
Arsenic(As2o3) |
≤0.0001% |
Ammonium |
≤0.02% |
Sulfate(SO4) |
≤0.02% |
Residueon ignition |
≤0. 1% |
Iron (Fe) |
≤10ppm |
pH value |
3.0~3.5 |
Storage: Store in a dry, cool, well-ventilated place
Shelf Life: 24Months
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