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(±)-Aspartic acid 99+%

Marques : Thermo Scientific
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ACRO105030050EA 31.2 EUR
ACRO105030050 ACRO105032500 ACRO105030010
(±)-Aspartic acid 99+%
(±)-Aspartic acid
Formule: C₄H₇NO₄
Poids moléculaire: 133,10 g/mol
Point de fusion: >300 °C
Température de stockage: Température ambiante
Numéro MDL: MFCD00063083
Numéro CAS: 617-45-8
EINECS: 210-513-3

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Résultats des tests de spécification

Appearance White to light yellow Powder or crystals
Infrared spectrum Conforms
Loss on drying ≤0.2 % (105°C, 3 h)
Sulfated ash ≤0.1 %
UV transmittance ≥95 % (c=10, 2 N HCl, 430 nm) 1 cm cell
Specific optical rotation -0.3° to +0.3° (20°C, 589 nm) (c=10, 2 N HCl)
Titration with NaOH 99.0 to 101.0 %
Ammonium (NH4) ≤500 ppm
Iron (Fe) ≤10 ppm
Heavy metals (as Pb) ≤10 ppm

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