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(S)-(-)-Acide malique 99%

Fournisseur: Thermo Fisher Scientific
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(S)-(-)-Acide malique 99%
(S)-(-)-Acide malique
Formule: C₄H₆O₅
Point d'ébullition: 322 °C (1013 hPa)
Point de fusion: 99…107 °C
Densité: 1,595 g/cm³ (20 °C)
Point d'éclair: 220 °C
Température de stockage: Température ambiante
Numéro MDL: MFCD00064213
Numéro CAS: 97-67-6
EINECS: 202-601-5
Merck Index: 13,05730

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Résultats des tests de spécification

Appearance White Crystalline powder or granules
Infrared spectrum Conforms
Melting point 99 to 107 °C
Sulfated ash ≤0.2 %
Specific optical rotation -1.5° to -3° (20 °C, 589 nm) (c=8.5, water)
Titration with NaOH ≥98.5 %
Chloride (Cl) ≤100 ppm
Sulfate (SO4) ≤300 ppm
Arsenic (As) ≤2 ppm
Heavy metals (as Pb) ≤20 ppm
Fumaric acid ≤0.2 %


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