di-Natriumtetraborat Decahydrat ≥99,5%, Puriss. p.a. ACS, ISO Puffersubstanz, Fluka™

Lieferant: Honeywell Chemicals
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31457-5KGEA 299.93 EUR
31457-5KG 31457-1KG 31457-100G 31457-500G
di-Natriumtetraborat Decahydrat ≥99,5%, Puriss. p.a. ACS, ISO Puffersubstanz, Fluka™
di-Natriumtetraborat Decahydrat
Formel: Na₂B₄O₇·10H₂O
Molecular Weight: 381,37 g/mol
Schmelzpunkt: 742 °C,anhydrous substance.>= 62 °C.Elimination of water of crystallisation
Dichte: 1,7 g/cm³
Lagertemperatur: Raumtemperatur
MDL: MFCD00149193
CAS-Nummer: 1303-96-4
REACH: 01-2119490790-32
Merck Index: 13,08662

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Spezifikation Testergebnisse

Assay 99.5 - 105.0 %
Water insoluble matter Max. 0.001 %
pH (5 %, 20°C) 9.0 - 9.6
pH (0.01 m, 25°C) 9.15 - 9.20
Arsenic (As) Max. 0.0001 %
Calcium (Ca) Max. 0.005 %
Copper (Cu) Max. 0.0005 %
Iron (Fe) Max. 0.0005 %
Lead (Pb) Max. 0.0005 %
Heavy metals (as Pb) Max. 0.001 %
Chloride (Cl) Max. 0.001 %
Phosphate (PO₄) Max. 0.001 %
Sulfate (SO₄) Max. 0.005 %

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