What is Borax

Borax is used in various household laundry and cleaning products and some tooth cleaning formulas. Some other ways in which it finds use is as a component of glass and pottery glazes in the ceramics industry, as a solvent for metal-oxide slags in metallurgy, as a flux in welding and soldering, and as a fertiliser additive, a mouthwash, and a water softener.

  • Synonyms: Sodium tetraborate decahydrate
  • INCI: Borax
  • Chemical Formula: Na2B4O7. 5H2O
  • CAS Number: 1303-96-4, 1330-43-4, 11130-12-4, 12179-04-3

Product Specifications

Characteristics
Chemical Formula Na2B4O7. 5H2O
CAS Number 1303-96-4, 1330-43-4, 11130-12-4, 12179-04-3
Molar Weight 301.9693 g/mol
Specific Gravity 1.71
Melting Point 743 °C
Boiling Point 1.575 °C
Forms White solid

Uses and Applications for Borax

Key Applications

  • Agriculture
  • Disinfectants
  • Food additive
  • Metallurgy
  • Water softening agent
  • Welding

Industries

  • Food and Nutrition
  • Cleaning
  • Agriculture
  • Water Treatment
  • Pharma

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