Natriumdihydrogenphosphat Dihydrat 98-100,5% (Trockenmasse), erfüllt analytische Spezifikationen von BP, Ph. Eur., USP, FCC, E339, Fluka™
Lieferant: Honeywell Chemicals
Synonyms:
Natriumphosphat monobasisch Dihydrat
04269-5KGEA
330.97
CHF
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
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Formel:
NaH₂PO₄·2H₂O MW: 156,01 g/mol Siedepunkt: Decomposes on heating Melting Pt: 60 °C Dichte: 2,04 g/cm³ (20 °C) Lager Temperatur: Raumtemperatur |
MDL Number:
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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