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

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

Unless specified otherwise, MP Biomedical's products are for research or further manufacturing use only, not for direct human use. For more information, please contact our customer service department.

Key Applications

Buffer component

Specifications
SKU 02190309-CF
Alternate Names Sodium borate; Sodium tetraborate; Sodium biborate; Sodium pyroborate
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.
Base Catalog Number 190309
Boiling Point 1,575 deg C (decomposes)
CAS # 1330-43-4
Density 2.367
EC Number 215-540-4
Format Crystals
Grade Anhydrous
Hazard Statements H360FD
Melting Point 743 deg C
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)
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
Usage Statement Unless specified otherwise, MP Biomedical's products are for research or further manufacturing use only, not for direct human use. For more information, please contact our customer service department.
Vapor Pressure Negligible at 20 deg C