Borax - available at CDI in Buffalo, NY

What is Borax?
  • Borax is an important boron compound. Usually a white powder with soft colorless crystals that dissolve easily in water. There are many forms of borax all related but differing in their crystal water content.

What grades of Borax available?
  • Many forms of Borax are available in many grades. Please call.

What are some other names (Synonyms) for Borax?
  • Sodium Tetraborate Decahydrate
  • Disodium Tetraborate Decahydrate
  • Borax 10 mol, Borax 5 mol, etc.
  • Anhydrous Borax
  • Borax Pentahydrate
  • Dehybor
  • Neobor
  • Borax MG
  • and many others

What is the CAS Number for Borax?
  • 1330-43-4 (anhydrous) 1303-96-4 (decahydrate)

What is the chemical formula for Borax?
  • Na2B4O7 10H2O

How is Borax packaged?
  • 25 kg bags
  • 2000/2500 pound supersacks

How is Borax used?
  • Food Industry
  • Chemical Buffer
  • Personal Care
  • Cleaning Chemistry
  • Mining
  • Flux manufacturing
  • Other Industries


Boiling Point:
  • 1575 °C

Specific Gravity:
  • 1.71

Appearance / Odor:
  • White, odorless, crystalline solid

Solubility in Water:
  • 4.71% at 20 °C ; 65.4% at 100 °C

Melting Point:
  • 62 °C

  • 9.3 (4.7% solution at 20 °C

Molecular Weight:
  • 381.37


The information supplied above is offered as a service to our customers, and does not relieve the customer from their responsibility to determine the suitability of a particular chemical to their specific purpose. Actual product specifications may vary slightly. Please contact CDI for information prior to purchase.