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℃.
Specification
(AJI FCC)
ITEM
LIMIT
ASSAY
98.5%~101.0%
SPECIFIC ROTATION [a]D20
-23.8°~ - 25.8°
Transmittance
≥98.0%
pH Value
2.5 ~ 3.5
CHLORIDE
≤ 0.002%
LOSS ON DRYING
≤0.20%
RESIDUE ON IGNITION
≤0.10%
SULFATE(SO42-)
≤0.02%
IRON (Fe)
≤ 10 PPM
HEAVY METALS (Pb)
≤10 PPM
AMMONIUM SALT(NH4+)
≤0.02%
ARSENIC(AS2O3)
≤1 PPM
Function
D-Aspartic acid is a kind of important chiral compounds. It has important usage in medicine and food industry,is raw material for the synthesis of a variety of chiral drugs.
Used in health food,d-aspartic acid could stimulate the body muscle growth.
Package&Storage
25kg/drun,or according to the customer`s demand.Storage in a cool,dry place.
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