di-Sodium hydrogénophosphate dihydraté 98+% pour analyses
Fournisseur: Thermo Fisher Scientific
124990010
124990050
124992500
ACRO124990010EA
53.9
EUR
ACRO124990010
ACRO124990050
ACRO124992500
di-Sodium hydrogénophosphate dihydraté 98+% pour analyses
di-Sodium hydrogénophosphate dihydraté
Formule:
Na₂HPO₄·2H₂O Point de fusion: 243…245 °C Densité: 2,1 g/cm³ (20 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00149182 Numéro CAS: 10028-24-7 |
Résultats des tests de spécification
Appearance | White Powder or crystals |
Loss on drying | 19.5 % to 21.0 % (1 g, 130°C) |
Solubility | (5 % in water) Clear colorless |
pH | 8.4 to 9.6 (1% in water) |
Titration excess HCl | 98.0 to 102.0 % |
Sulfates | ≤0.1 % |
Chlorides | ≤0.04 % |
Arsenic (As) | ≤0.0003 % |
Cadmium (Cd) | ≤0.005 % |
Iron (Fe) | ≤0.004 % |
Heavy metals (as Pb) | ≤0.001 % |
Insoluble matter | ≤0.3 % (in water) |
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