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Borax

Borax

Synonyms Sodium borate; Sodium tetraborate; Sodium biborate; Sodium pyroborate

CAS Number: 1330-43-4 Molecular Formula: B4Na2O7 Molecular Weight: 201.213 g/mol

EC Number: 215-540-4 MDL Number: MFCD00081185

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SKU 02190309-CF
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Description

Product Description

Borax

Application Notes

Borax anhydrous typically used as a buffer component. The Merck Index lists other uses as: used in the manufacturing of glazes and enamels, a component in tanning agents; curing and preserving skins, a agent used in cleaning compounds, used to artificially age wood, as a preservative, either alone or with other antiseptics against wood fungus, used in fireproofing fabrics and wood, used as antiseptic, used in detergents, an astringent for mucous membranes.

Usage Statement

Research Use Only (RUO). Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

Key Applications

Buffer component

Specifications
SKU 02190309-CF
Application Notes Borax anhydrous typically used as a buffer component. The Merck Index lists other uses as: used in the manufacturing of glazes and enamels, a component in tanning agents; curing and preserving skins, a agent used in cleaning compounds, used to artificially age wood, as a preservative, either alone or with other antiseptics against wood fungus, used in fireproofing fabrics and wood, used as antiseptic, used in detergents, an astringent for mucous membranes.
Boiling Point 1,575 deg C (decomposes)
Density 2.367
EC Number 215-540-4
Format Crystals
Grade Anhydrous
Hazard Statements H360FD
Applications Buffer component
Melting Point 743 deg C
Moisture Content < 1.0%
Molecular Formula B4Na2O7
Molecular Weight 201.213 g/mol
Personal Protective Equipment Eyeshields, full-face particle respirator , Gloves, respirator cartridge, respirator filter
pH pH = 9.3 at 20 deg C (3% solution)
Physical Appearance White Crystals
Product Families Description Borax
Product Overview Borax
Purity ~99%
Refractive Index 1.501 (lit.)
RTECS Number ED4588000
Safety Symbol GHS08
Solubility <a class="pubchem-internal-link CID-962" href="https://pubchem.ncbi.nlm.nih.gov/compound/Water">Water</a> solubility: 3.1% at 25 deg C; 2.5% at 20 deg C
Storage and Handling Store at Room Temperature (15-30 °C); desiccate.
Usage Statement Research Use Only (RUO). Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.
Vapor Pressure Negligible at 20 deg C