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L-Aspartic Acid CAS:56-84-8<< 返回
ItemLimit
AppearanceWhite crystals or crystalline powder
Specific Rotation [20/D]+24.8 to +25.8 DEGREE(C=8 in 6N HCl)
State of Solution (Transmittance) Not less than 98.0%
Chloride (Cl) Not more than 0.020%
Ammonium (NH4) Not more than 0.02%
Sulfate (SO4) Not more than 0.020%
Iron (Fe) Not more than 10 PPM
Heavy Metals (Pb) Not more than 10 PPM
Arsenic(As2O3) Not more than 1 PPM
Other Amino Acids Conforms
Loss on DryingNot more than 0.20%
Residue on Ignition (Sulfated)Not more than 0.10%
Assay99.0% to 100.5%
pH2.5 to 3.5
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