L(+)-Asparagine, anhydrous 98.0-102.0% for biopharmaceutical production

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Synonyms: (S)-(+)-AsparagineL-Asparagine

15005.180EA 10332 INR
15005.468 15005.180 15005.297 15005.366
L(+)-Asparagine, anhydrous 98.0-102.0% for biopharmaceutical production
L(+)-Asparagine
Formula: H₂NCOCH₂CH(NH₂)CO₂H
MW: 132,12 g/mol
Boiling Pt: 343 °C (1013 hPa)
Melting Pt: 234…235 °C
Storage Temperature: Ambient
MDL Number: MFCD00064401
CAS Number: 70-47-3
EINECS: 200-735-9
UN: 0000
Merck Index: 12,00872
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Specification Test Results

Assay 98.0 - 102.0 %
Appearance White crystalline powder
Cell culture toxicity Passes test
DNases Not detected
Identification by IR Conforms to structure
Proteases Not detected
RNases Not detected
Solubility (10 %; diluted HCl) Clear and complete
Spec. opt. rot. (C=10; HCl 6 N;on dried) 33.0 - 36.5 °
Aspartic acid Max. 2 %
Heavy metals (as Pb) Max. 15 ppm
Ignition residue Max. 0.1 %
Loss on drying (105°C; 3 h) Max. 0.5 %
Cl (Chloride) Max. 0.02 %
SO4 (Sulphate) Max. 0.03 %
Bioburden Max. 100 CFU/g
Endotoxin (2 g/l) Max. 0.04 EU/mg

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