Sodio fosfato bibasico diidrato, meets analytical specification of Ph. Eur., USP
Fornitore: Thermo Scientific
Synonyms:
sec-Sodium phosphate, Sodium monohydrogen phosphate dihydrate, Sodium hydrogenphosphate dihydrate, di-Sodium hydrogen orthophosphate dihydrate, Sodium phosphate dibasic dihydrate, Disodium phosphate, di-Sodium hydrogen phosphate dihydrate, Sorensen's salt
Certificazioni: Meets requirements of USP, Ph. Eur.
Formula:
Na₂HPO₄·2H₂O Peso molecolare: 177,99 g/mol Punto di fusione: 243…245 °C Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00149182 CAS Number: 10028-24-7 |
Risultati del test di specificazione
Appearance | White to almost white or colorless Powder or crystals |
Loss on drying | 19.5 % to 21.0 % (130°C) |
Appearance of solution | (5 % in water) Clear colorless |
Identification | Passes test |
Titration with NaOH | 98.0 to 100.5 % (dried substance) |
Chloride (Cl) | ≤0.04 % |
Sulfate (SO4) | ≤0.1 % |
Arsenic (As) | ≤4 ppm |
Iron (Fe) | ≤40 ppm |
Heavy metals (as Pb) | ≤20 ppm |
Impurity | ≤2,5% (Monosodium phosphate) |
Insoluble matter | ≤0.4 % |
Reducing substances | Passes test |
Melting point | 243 - 245 °C |
Learn more
About VWR
Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...