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Sodium tetraborate decahydrate, ACS, 99.5-105.0%

Catalog No. AA4011436
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Catalog No. AA4011436 Supplier Thermo Scientific Chemicals Supplier No. 04011436
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Description

CAS: 1303-96-4 | B4Na2O7·10H2O

It is used in detergents, cosmetics, and enamel glazes. It is likewise employed to prepare buffer solutions in biochemistry, as a fire retardant, anti-fungal compound, in the manufacture of fiberglass, as a flux in metallurgy, neutron-capture shields for radioactive sources, a texturing agent in cooking, and as a harbinger for other boron compounds. The molten borax bath is useful for carbide coating process on metals. It is applied as an efficient metal-free catalyst for Hetero-Michael reactions in an aqueous medium.

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 1303-96-4
Molecular Formula B4Na2O7·10H2O
MDL Number MFCD00149193
Synonym Borax, Sodium borate (tetra) decahydrate

Specifications

Melting Point 75°C
Color Gray
Physical Form Powder
Quantity 500 g
Assay Percent Range 99.5-105.0%
Solubility Information Soluble in water,glycerol and ethanol. Insoluble in acids
Formula Weight 381.37 (201.22 Anhydrous)
Grade ACS
Odor Odorless
Appearance Gray Powder
Density 1.73 g/cm3 at 20°C
Chemical Name or Material Sodium tetraborate decahydrate
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Safety and Handling

Hazard Category H319-H360FD
Hazard Statement Avoid exposure - obtain special instructions before use. In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Precautionary Statement P201-P202-P264b-P280i-P281-P305+P351+P338-P308+P313-P501c
EINECSNumber 215-540-4
RTECSNumber VZ2275000
TSCA Yes
Recommended Storage Ambient temperatures
SDS

RUO – Research Use Only

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