di-Natriumtetraborat, wasserfrei ≥98%, AnalaR NORMAPUR®
Lieferant: VWR Chemicals
|
Gefahr
|
87097.230EA
68.2
EUR
87097.230
87097.460
87097.290
di-Natriumtetraborat, wasserfrei ≥98%, AnalaR NORMAPUR®
di-Natriumtetraborat
Formel:
Na₂B₄O₇ Molecular Weight: 201,22 g/mol Siedepunkt: 1575 °C (1013 hPa) Schmelzpunkt: 742 °C Dichte: 2,38 g/cm³ (20 °C) Lagertemperatur: Raumtemperatur |
MDL:
MFCD00081185 CAS-Nummer: 1330-43-4 EINECS: 215-540-4 REACH: 01-2119490790-32 Merck Index: 12,08733 |
Spezifikation Testergebnisse
Assay (acidimetric) | min. 98 % |
Insoluble in water | max. 0,05 % |
Chlorides (Cl) | max. 0,05 % |
Phosphates (as PO4) | max. 0,005 % |
Sulfates (SO4) | max. 0,05 % |
Calcium (Ca) | max. 0,02 % |
Copper (Cu) | max. 0,005 % |
Heavy metals (as Pb) | max. 0,005 % |
Iron (Fe) | max. 0,005 % |
Lead (Pb) | max. 0,005 % |
Magnesium (Mg) | max. 0,02 % |
Nickel (Ni) | max. 0,005 % |
Potassium (K) | max. 0,05 % |
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