Natriumdihydrogenphosphat Dihydrat 98-100,5% (Trockenmasse), erfüllt analytische Spezifikationen von BP, Ph. Eur., USP, FCC, E339, Fluka™
Lieferant: Honeywell Chemicals
Synonyme:
Natriumphosphat monobasisch Dihydrat
04269-5KGEA
198.42
EUR
04269-5KG
04269-1KG
HONE04269.9025
04269-6X1KG
04269-25KG
Natriumdihydrogenphosphat Dihydrat 98-100,5% (Trockenmasse), erfüllt analytische Spezifikationen von BP, Ph. Eur., USP, FCC, E339, Fluka™
Natriumdihydrogenphosphat Dihydrat
Formel:
NaH₂PO₄·2H₂O Molecular Weight: 156,01 g/mol Siedepunkt: Decomposes on heating Schmelzpunkt: 60 °C Dichte: 2,04 g/cm³ (20 °C) Lagertemperatur: Raumtemperatur |
MDL:
MFCD00149209 CAS-Nummer: 13472-35-0 EINECS: 231-449-2 REACH: 01-2119489796-13 Merck Index: 12,08806 |
Spezifikation Testergebnisse
Assay (calculated to the dried substance) | 98.0 - 100.5 % |
Assay (calculated on the anhydrous basis) | 98.0 - 103.0 % |
Loss on drying (130°C) | 21.5 - 24.0 % |
Water (Karl Fischer) | 18.0 - 26.5 % |
Water insoluble matter | Max. 0.2 % |
pH (5 %, 25 °C) | 4.2 - 4.5 |
pH (1 %,20°C) | 4.1 - 5.0 |
Arsenic (As) | Max. 1 ppm |
Calcium (Ca) | Max. 0.002 % |
Cadmium (Cd) | Max. 1 ppm |
Copper (Cu) | Max. 0.001 % |
Iron (Fe) | Max. 5 ppm |
Mercury (Hg) | Max. 1 ppm |
Magnesium (Mg) | Max. 0.002 % |
Lead (Pb) | Max. 1 ppm |
Zinc (Zn) | Max. 0.001 % |
Heavy metals (as Pb) | Max. 10 ppm |
Al, Ca and Related Substances | complying |
Chloride (Cl) | Max. 50 ppm |
Fluoride (F) | Max. 10 ppm |
Sulfate (SO₄) | Max. 200 ppm |
Reducing impurities | complying |
Appearance of the solution | complying |
Residual solvents | complying |
Appearance | complying |
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