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  7. Sodium tetraborate, anhydrous, 99.95% (metals basis)

Sodium tetraborate, anhydrous, 99.95% (metals basis)

Product Code. 11365049
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Product Code. 11365049 Supplier Thermo Scientific Alfa Aesar Supplier No. 087862.14
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Description

CAS: 1330-43-4 | B4Na2O7 | 201.21 g/mol

Sodium tetraborate is a useful anhydrous borax for proteomics research.

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.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 1330-43-4
Molecular Formula B4Na2O7
Molecular Weight (g/mol) 201.21
MDL Number MFCD00081185
InChI Key NXSVMNYRVBQCMO-UHFFFAOYSA-N
Synonym Borax
IUPAC Name disodium bicyclo[3.3.1]tetraboroxane-3,7-bis(ylium)-1,5-diuide-1,5-bis(olate)
SMILES [Na+].[Na+].[O-][B-]12O[B+]O[B-]([O-])(O[B+]O1)O2

Specifications

Boiling Point 1575°C (decomposition)
Melting Point 741°C
Color White
Physical Form Powder
Quantity 25 g
Assay Percent Range 99.95% (metals basis)
Solubility Information Slowly soluble in water (87.9g/L).
Formula Weight 201.22
Odor Odorless
Refractive Index 1.501
Sensitivity Hygroscopic
Density 2.637 g/cm3 at 20°C
Chemical Name or Material Sodium tetraborate
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Safety and Handling

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Signal Word
  • Danger
 Hazard Category
  • Reproductive toxicity Category 1B
 Hazard Statement
  • H360FD-May damage fertility. May damage the unborn child.
 Precautionary Statement
  • P201-Obtain special instructions before use.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P308+P313-IF exposed or concerned: Get medical advice/attention.
SDS

RUO – Research Use Only

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