dinatriumtetraborat Dekahydrat 99.5+% ACS

Leverantör: Thermo Scientific
Fara

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

419450010 419450250 419450025
ACRO419450010EA 1300 SEK
ACRO419450010 ACRO419450250 ACRO419450025
dinatriumtetraborat Dekahydrat 99.5+% ACS
dinatriumtetraborat Dekahydrat
Formel: Na₂B₄O₇·10H₂O
MW: 381,37 g/mol
Kokpunkt: 320 °C (1013 hPa)
Smältpunkt: 75 °C
Densitet: 1,73 g/cm³ (20 °C)
Storage Temperature: Omgivande
MDL Number: MFCD00149193
CAS nummer: 1303-96-4
EINECS: 215-540-4
REACH: 01-2119490790-32
Merck Index: 13,08662

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Specifikation testresultat

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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