dinatriumtetraborat, vattenfri 98% for analysis
Leverantör: Thermo Scientific
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Fara
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Synonyms:
Borax, Sodium tetraborate
206291000
206295000
206290025
ACRO206291000EA
570
SEK
ACRO206291000
ACRO206295000
ACRO206290025
dinatriumtetraborat, vattenfri 98% for analysis
dinatriumtetraborat
Formel:
Na₂B₄O₇ MW: 201,22 g/mol Kokpunkt: 1575 °C (760 mmHg) Smältpunkt: 741 °C Densitet: 2,38 g/cm³ (20 °C) Storage Temperature: Omgivande |
MDL Number:
MFCD00081185 CAS nummer: 1330-43-4 EINECS: 215-540-4 REACH: 01-2119490790-32 Merck Index: 12,08733 |
Specifikation testresultat
Appearance | White Powder or crystals |
Titration with HCl | ≥97.5 % |
Chloride (Cl) | ≤500 ppm |
Phosphate (PO4) | ≤50 ppm |
Calcium (Ca) | ≤200 ppm |
Copper (Cu) | ≤50 ppm |
Iron (Fe) | ≤50 ppm |
Lead (Pb) | ≤50 ppm |
Magnesium (Mg) | ≤200 ppm |
Nickel (Ni) | ≤50 ppm |
Potassium (K) | ≤500 ppm |
Heavy metals (as Pb) | ≤50 ppm |
Insoluble matter | ≤0.05 % (in water) |
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