di-Natriumhydrogenphosphat Dodecahydrat 98,5-101% (Trockenmasse), erfüllt analytische Spezifikationen von BP, Ph. Eur., E339, Fluka™
Lieferant: Honeywell Chemicals
Synonyme:
Natriumphosphat dibasisch Dodecahydrat
, sek. Natriumphosphat Dodecahydrat
04273-25KGEA
262.66
EUR
04273-25KG
HONE04273.9025
04273-2.5KG
04273-6X1KG
04273-1KG
di-Natriumhydrogenphosphat Dodecahydrat 98,5-101% (Trockenmasse), erfüllt analytische Spezifikationen von BP, Ph. Eur., E339, Fluka™
di-Natriumhydrogenphosphat Dodecahydrat
Formel:
Na₂HPO₄·12H₂O Molecular Weight: 358,14 g/mol Schmelzpunkt: 34 °C Dichte: 1,52 g/cm³ (20 °C) Lagertemperatur: Raumtemperatur |
MDL:
MFCD00149181 CAS-Nummer: 10039-32-4 EINECS: 231-448-7 Merck Index: 13,08733 |
Spezifikation Testergebnisse
Assay | 98.5 - 102.5 % |
Assay (calculated to the dried substance) | 98.5 - 101 % |
Assay of NaH₂PO₄ (calculated to dried substances) | Max. 1.0 % |
Water (Karl Fischer) | 57.0 - 61.0 % |
Loss on drying (130°C) | Max. 61.0 % |
Water insoluble matter | Max. 0.2 % |
pH (1 %,20°C) | 8.4 - 9.6 |
Arsenic (As) | Max. 1 ppm |
Cadmium (Cd) | Max. 1 ppm |
Copper (Cu) | Max. 0.002 % |
Iron (Fe) | Max. 10 ppm |
Mercury (Hg) | Max. 1 ppm |
Potassium (K) | Max. 0.005 % |
Lead (Pb) | Max. 1 ppm |
Zinc (Zn) | Max. 0.001 % |
Heavy metals (as Pb) | Max. 10 ppm |
Chloride (Cl) | Max. 10 ppm |
Fluoride (F) | Max. 10 ppm |
Sulfate (SO₄) | Max. 100 ppm |
Appearance of the solution | complying |
Reducing impurities | complying |
Residual solvents | complying |
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