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Boron Oxide (B2O3)-Lump

Boron Oxide (B2O3)-Lump

CAS: 1303-86-2
Molecular Formula: B2O3
Purity: 99.999%
Products Code: TR050800LP
Specification Model: Dia: 1.0in x 0.75in
EINECS No.: 215-125-8
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Boron Oxide (B2O3)-Lump introduce:

Characteristic

 

Boron trioxide (or diboron trioxide) is one of the oxides of boron. It is a white, glassy solid with the formula B2O3. It is almost always found as the vitreous (amorphous) form.




Chemical formula:B2O3

Molar mass:69.6182 g/mol

Appearance:white, glassy solid

Density:2.460 g/cm3, liquid;2.55 g/cm3, trigonal;3.11–3.146 g/cm3, monoclinic

Melting point:450 °C (842 °F; 723 K) (trigonal);510 °C (tetrahedral)

Boiling point:1,860 °C (3,380 °F; 2,130 K) , sublimes at 1500 °C

Solubility in water:1.1 g/100mL (10 °C);3.3 g/100mL (20 °C);15.7 100 g/100mL (100 °C)

Solubility:partially soluble in methanol

 


Application

 

Fluxing agent for glass and enamels

Starting material for synthesizing other boron compounds such as boron carbide

An additive used in glass fibres (optical fibres)

Component used in the production of borosilicate glass

The inert capping layer in the Liquid Encapsulation Czochralski process for the production of gallium arsenide single crystal

As an acid catalyst in organic synthesis
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