Colorless to white orthorhombic crystal plate or crystalline powder,slightly sour in taste.Soluble in boiling water,slightly soluble in water(25℃, 0.5%),soluble is dilute aci and sodium hydroxide solution,insoluble in ethanol,ethylether,decomposition when heating 297℃.
SPECIFIC ROTATION [a]D20
2.5 ~ 3.5
LOSS ON DRYING
RESIDUE ON IGNITION
≤ 10 PPM
HEAVY METALS (Pb)
L-Aspartic acid is widely used in medicine,food and chemical industry.
In medicine,l-aspartic acid is the main component of amino acid preparation,is a raw material for synthesis of potassium-(magnesium-.calcium-)l-aspartate and l-asparagine.
In the food industry,l-aspartic acid is a good nutritional supplement,added in a vatiery of soft drinks and the main raw material for sugar substirute Aspartame production.
In the chemical industry,l-aspartic acid could be used as raw material of synthetic resin,for the synthesis of polyaspartic acid.
L-Aspartic acid also is used as nutritional additives in cosmetics.
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.