Properties: white crystalor crystal powder; lightly soluble in water, ethylalcohol and diethyl ether; light bitter taste
Formula:
C9H11NO2
Weight: 165.19
Cas No: 63-91-2
Product Description:
Packing: inner double layer plastic film, outer fiber can; 25kg/drum
Storage: 2 years in seal and shading place
【Quality Standard】
Item
AJI92
USP24
FCC4
Assay
99.0～101.5%
98.5～101.5%
98.5～102.0%
pH
5.4～6.0
5.4～6.0
5.4～6.0
Specific rotation[a]D020
-33.5～-35.0°
-32.7～-34.7°
-33.0～-35.2°
Transmittance(T430)
≥98.0%
Chloride(Cl)
≤0.020%
≤0.050%
Ammonium(NH4)
≤0.020%
Sulfate(SO4)
≤0.020%
≤0.030%
Iron(Fe)
≤10ppm
≤30ppm
Heavy metals(Pb)
≤10ppm
≤15ppm
≤20ppm
Arsenic
≤1ppm
≤3ppm
Lead(Pb)
≤10ppm
Other amino acids
Conforms
Conforms
Loss on drying
≤0.20%
≤0.30%
≤0.3%
Residue on ignition
≤0.10%
≤0.40%
≤0.2%
Organic volatileimpurities
Conforms
Main uses: It is important material of additive Aspartame and essential amino acid for human. In pharmaceutical field, it is mainly used to manufacture amino acid transfusion and amino acid drugs. In food industry, it is used as nutritional supplement.
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