di-Sodium tetraborate, anhydrous ≥98%, AnalaR NORMAPUR®
Supplier: VWR Chemicals
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Danger
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Synonyms:
Borax, Sodium tetraborate
VWRC87097.230EA
131
SGD
VWRC87097.230
VWRC87097.290
VWRC87097.460
di-Sodium tetraborate, anhydrous ≥98%, AnalaR NORMAPUR®
di-Sodium tetraborate
Formula:
Na₂B₄O₇ MW: 201,22 g/mol Boiling Pt: 1575 °C (1013 hPa) Melting Pt: 742 °C Density: 2,38 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00081185 CAS Number: 1330-43-4 EINECS: 215-540-4 REACH: 01-2119490790-32 Merck Index: 12,08733 |
Specification Test Results
Assay (acidimetric) | min. 98 % |
Insoluble in water | max. 0,05 % |
Chlorides (Cl) | max. 0,05 % |
Phosphates (as PO4) | max. 0,005 % |
Sulfates (SO4) | max. 0,05 % |
Calcium (Ca) | max. 0,02 % |
Copper (Cu) | max. 0,005 % |
Heavy metals (as Pb) | max. 0,005 % |
Iron (Fe) | max. 0,005 % |
Lead (Pb) | max. 0,005 % |
Magnesium (Mg) | max. 0,02 % |
Nickel (Ni) | max. 0,005 % |
Potassium (K) | max. 0,05 % |
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