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Sodium tetraborate, anhydrous, 99.5% (metals basis)
CAS: 1330-43-4 | B4Na2O7 | 201.21 g/mol
Supplier: Thermo Scientific Chemicals 012305A7
Description
Sodium tetraborate is used as a co-catalyst for (2,2,6,6-tetramethylpiperidin-1-yl)oxyl and sodium hypochlorite oxidation of alcohols in greener and non-chlorinated solvents. It acts as a reagent for the decomposition of oxides and silicates by fusion. It is used to prepare buffers, which is used in gel electrophoresis of DNA. It acts as a source of borate, micronutrient fertilizer, preservative in taxidermy, additive in ceramic slips and glazes. It is also used as a precursor for sodium perborate monohydrate and boric acid. It finds application as fluoride detoxification, neutron absorber in nuclear reactors and to make indelible ink for dip pens.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Specifications
| 1575°C (decomposition) | |
| 741°C | |
| Green | |
| 5 kg | |
| B4Na2O7 | |
| Borax, anhydrous, Sodium borate (tetra) | |
| NXSVMNYRVBQCMO-UHFFFAOYSA-N | |
| disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(ylium)-1,5-diuide-1,5-bis(olate) | |
| 201.22 | |
| 1.501 | |
| White powder | |
| 2.367 g/cm3 at 20°C |
| Sodium tetraborate, anhydrous | |
| 1330-43-4 | |
| Granules | |
| 99.5% (metals basis) | |
| MFCD00081185 | |
| Slowly soluble in waterSoluble in water and glycerol. Slightly soluble in ethanol. Insoluble in acids. | |
| [Na+].[Na+].[O-][B-]12O[B+]O[B-]([O-])(O[B+]O1)O2 | |
| 201.21 | |
| Odorless | |
| Hygroscopic | |
| 0 hPa |
Chemical Identifiers
| 1330-43-4 | |
| 201.21 | |
| NXSVMNYRVBQCMO-UHFFFAOYSA-N | |
| disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(ylium)-1,5-diuide-1,5-bis(olate) |
| B4Na2O7 | |
| MFCD00081185 | |
| Borax, anhydrous, Sodium borate (tetra) | |
| [Na+].[Na+].[O-][B-]12O[B+]O[B-]([O-])(O[B+]O1)O2 |
Safety and Handling
P201-P202-P264b-P280i-P281-P305+P351+P338-P308+P313-P501c
H319-H360FD
EINECSNumber : 215-540-4
RTECSNumber : ED4588000
TSCA : Yes
Recommended Storage : Ambient temperatures
RUO – Research Use Only