di-Sodium hydrogénophosphate dihydraté 98.5-101% desséché, Conforme aux spécifications analytiques BP, Ph. Eur., Fluka™
Marques : Honeywell ChemicalsTotal Evaluation: 0
Moyenne des Notes : 0.0 sur 5
Synonyme(s):
Sodium phosphate dibasique dihydraté, Sodium phosphate disodique dihydraté
Formule:
Na₂HPO₄·2H₂O Poids moléculaire: 177.99 g/mol Point de fusion: 450 °C Densité: 2.07 g/cm³ (16 °C) Température de stockage: Température ambiante |
Numéro MDL:
MFCD00149182 Numéro CAS: 10028-24-7 EINECS: 231-448-7 |
Résultats des tests de spécification
Assay (calculated to the dried substance) | 98.5 - 101.0 % |
Assay of NaH₂PO₄ (calculated to dried substances) | Max. 1.0 % |
Loss on drying (130°C) | 19.5 - 21.0 % |
pH (1 %,20°C) | 9.0 - 9.4 |
Arsenic (As) | Max. 2 ppm |
Iron (Fe) | Max. 10 ppm |
Heavy metals (as Pb) | Max. 10 ppm |
Chloride (Cl) | Max. 50 ppm |
Sulfate (SO₄) | Max. 0.01 % |
Appearance of the solution | complying |
Reducing impurities | complying |
Residual solvents | complying |
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