L(+)-Asparagine, anhydre 98.0-102.0% pour production biopharmaceutique
Marques : VWR ChemicalsTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Synonyme(s):
(S)-(+)-Asparagine
Formule:
H₂NCOCH₂CH(NH₂)CO₂H Poids moléculaire: 132.12 g/mol Point d'ébullition: 343 Point de fusion: 234…235 °C Température de stockage: Température ambiante |
Numéro MDL:
MFCD00064401 Numéro CAS: 70-47-3 EINECS: 200-735-9 Indice Merck: 12,00872 |
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Résultats des tests de spécification
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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