L-Aspartic Acid

• Product NameL-Aspartic Acid
  CAS No.56-84-8
  Purity
  Min Quantity
  Price~
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  Molecular Structure

Detailed Description

L-Aspartic Acid powder

Assay (dried substance)
98.5% ~ 101.5%
99.3%
Specific rotation[α]D20
+24.8 ~ +25.8°
+25.4°
Transmittance, %
≥98.0
98.9
Sulfate (SO4), %
≤0.02
<0.02
Chloride (Cl), %
≤0.02
<0.02
Ammonium salt (NH4), %
≤0.02
<0.02
Iron (Fe), %
≤0.001
<0.001
Loss on drying, %
≤0.2
0.12
Residue on ignition, %
≤0.1
0.06
Heavy metals (Pb), %
≤0.001
<0.001
Arsenic (As), %
≤0.0001
<0.0001
pH
2.5 ~ 3.5
3.1
Other amino acids
Negative
Negative