di-Natriumtetraborat Decahydrat ≥99,5%, Puriss. p.a. ACS, ISO Puffersubstanz, Fluka™
Lieferant: Honeywell Chemicals
|
Gefahr
|
31457-5KGEA
428.77
CHF
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 MW: 381,37 g/mol Melting Pt: 742 °C,anhydrous substance.>= 62 °C.Elimination of water of crystallisation Dichte: 1,7 g/cm³ Lager Temperatur: Raumtemperatur |
MDL Number:
MFCD00149193 CAS-Nummer: 1303-96-4 REACH: 01-2119490790-32 Merck Index: 13,08662 |
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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