di-Natriumtetraborat Decahydrat 99.5+% ACS

Lieferant: Thermo Scientific
Gefahr

Synonyme: Borax tetra, Sodium tetraborate decahydrate, Sodium Borate decahydrate

419450010 419450250 419450025
ACRO419450010EA 70.5 EUR
ACRO419450010 ACRO419450250 ACRO419450025
di-Natriumtetraborat Decahydrat 99.5+% ACS
di-Natriumtetraborat Decahydrat
Formel: Na₂B₄O₇·10H₂O
Molecular Weight: 381,37 g/mol
Siedepunkt: 320 °C (1013 hPa)
Schmelzpunkt: 75 °C
Dichte: 1,73 g/cm³ (20 °C)
Lagertemperatur: Raumtemperatur
MDL: MFCD00149193
CAS-Nummer: 1303-96-4
EINECS: 215-540-4
REACH: 01-2119490790-32
Merck Index: 13,08662

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Spezifikation Testergebnisse

Appearance White Crystalline powder
pH 9.15 to 9.20 (0.01 M solution at 25.0°C)
Titration with NaOH 99.5 to 105.0 %
Chloride (Cl) ≤10 ppm
Phosphate (PO4) ≤10 ppm
Sulfate (SO4) ≤50 ppm
Calcium (Ca) ≤50 ppm
Iron (Fe) ≤5 ppm
Heavy metals (as Pb) ≤10 ppm
Insoluble matter ≤0.005 %

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