di-Natriumhydrogenphosphat Dihydrat, erfüllt analytische Spezifikationen von Ph. Eur., USP
Lieferant: Thermo Scientific
Synonyme:
sek. Natriumphosphat Dihydrat
, Sorensen's Salz
, Natriumphosphat dibasisch Dihydrat
ACRO460790010EA
82.8
EUR
ACRO460790010
ACRO460790050
di-Natriumhydrogenphosphat Dihydrat, erfüllt analytische Spezifikationen von Ph. Eur., USP
di-Natriumhydrogenphosphat Dihydrat
Standards: Meets requirements of USP, Ph. Eur.
Formel:
Na₂HPO₄·2H₂O Molecular Weight: 177,99 g/mol Schmelzpunkt: 243…245 °C Lagertemperatur: Raumtemperatur |
MDL:
MFCD00149182 CAS-Nummer: 10028-24-7 |
Spezifikation Testergebnisse
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 |
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