L-Aspartic acid

About L-Aspartic acid

Name:L-Aspartic acid
Molecular formula: C4H7NO4               
Molecular weight: 133.10
CAS No.: 56-84-8
 
Description Colorless to white crystal powder, it is not essential human body amino acid. The natural l-aspartic acid exist in kinds of Zoology and botany protein, high quantity contained in beet's treacle.
Function In medicine, L-Aspartic acid is used as medicine of cardiopathy, hepar function accelerator, ammoniate toxicide, eliminating fatigure agent and the composition of amino acid injection. In industry, it is main material of L-Alanine and Asparagine. In food, it can be used as freshening agent, high sweetness agent of low heat and uncorrosing tooth, and elininating fatigure agent in drink of sports type.
Specification
Product name
 L-Aspartic acid
 
Items
 Standard
 
Assay
 98.5%~101.0%
 
Specific rotation[]D20
 +24.8~+25.8
 
pH
 2.5~3.5
 
Transmittance
 98.0%
 
Loss in drying
 0.20%
 
Residue on ignition
 0.10%
 
Chloride[Cl-]
 0.02%
 
Sulfate[SO42-]
 0.02%
 
Arsenic[As]
 1ppm
 
Heavy metals[Pb]
 10ppm
 
Iron[Fe]
 10ppm
 
Ammonium[NH4+]
 0.02%
 
Other amino acids
 Conforms
 

 Package 25kg net weight cardboard drum lined with PE bag, or according to the customer`s demand.