CAS No:56-84-8 (2S)-2-aminobutanedioic acid

L-Aspartic Acid

CAS No.: 56-84-8
Weight: 133.10268
Formula: C₄H₇NO₄
Melting Point: 230 ºC
Place of Orign: Huzhou,Zhejiang,China

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Supplier Details

Purestar Chem Enterprise Co.,Ltd
China
Contact:Mr.
Tel:86-572-2157374
Total Annual Sales Volume:US$1 Million - US$2.5 Million
Number of Employees:11 - 50 People
Business Type:Manufacturer,Trading Company
Main Markets:North America,Southeast Asia,Mid East,South America,Eastern Asia,Eastern Europe,Oceania,Western Europe

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Item specifics

Product Name.:L-Aspartic Acid
CAS No: 56-84-8
Weight: 133.10268
Formula: C₄H₇NO₄
Melting Point: 230 ºC
Boiling Point: 264.1 °C at 760 mmHg
Density: 1.514g/cm³

Details

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

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L-Glutamin

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