Sodium acétate trihydraté 99.5% pour analyses
Marques : Thermo Fisher ScientificTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Formule:
H₃CCOONa·3H₂O Point d'ébullition: 120…123 °C (1013 hPa) Point de fusion: 58 °C Densité: 1,4 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00071557 Numéro CAS: 6131-90-4 EINECS: 204-823-8 Indice Merck: 13,08642 |
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Résultats des tests de spécification
Appearance | White Crystals |
Infrared spectrum | Conforms |
pH | 7.5 to 9.0 (5 % at 20°C) |
Titration with HClO4 | ≥99.4 % |
Chloride (Cl) | ≤10 ppm |
Phosphate (PO4) | ≤5 ppm |
Sulfate (SO4) | ≤20 ppm |
Aluminium (Al) | ≤5 ppm |
Calcium (Ca) | ≤20 ppm |
Iron (Fe) | ≤5 ppm |
Magnesium (Mg) | ≤20 ppm |
Potassium (K) | ≤50 ppm |
Heavy metals (as Pb) | ≤5 ppm |
Insoluble matter | ≤0.005 % (in water) |
KMnO4-reducing substance | ≤0.005 % (as HCOOH) |
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