Acide L(+)-glutamique chlorhydrate 99%
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
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Danger
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Synonyme(s):
(S)-2-Aminopentanedioic acid hydrochloride, 2-Aminoglutaric acid hydrochloride
Formule:
C₅H₁₀ClNO₄ Poids moléculaire: 183.59 g/mol Point de fusion: 191…193 °C (déc.) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00012619 Numéro CAS: 138-15-8 EINECS: 205-315-9 |
Résultats des tests de spécification
Appearance | White Crystalline powder |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % (105°C, 5 hrs) |
Sulfated ash | ≤0.1 % |
UV transmittance | ≥95 % (c=10, H2O, 430 nm) 1 cm cell |
pH | 1 to 2.5 (2.5 % at 25°C) |
Specific optical rotation | +25.2° to +25.8° (20°C, 589 nm) (c=10, 2 N HCl) |
Titration with HClO4 | 98.5 to 101.5 % |
Sulfate (SO4) | ≤200 ppm |
Ammonium (NH4) | ≤200 ppm |
Arsenic (As) | ≤1 ppm |
Iron (Fe) | ≤10 ppm |
Heavy metals (as Pb) | ≤10 ppm |
Other amino acids | ≤0.5 % (TLC) |
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