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Bismuth Trioxide
Bismuth Trioxide

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our company can supply Bismuth oxide 99% 99.5% 99.95%.

our company can supply Bismuth oxide 99%  99.5%  99.95%.

Property:Canary powder, smell less, dissoluble in acid and indissoluble in water ,it turns to maroon when heated and still be canary when cooled down.M.P. is 820°C with average granularity not more than 0.5um and apparent density not more than 0.1g/cm3

 

 Usage:Mainly used for chemical industry, Bi salt manufacture, glass coloring, press and heat sensing resistance, lightning arrester, kinescope, fireproofing layer, nuclear reactor fuel, electron pottery power stuff,

 electrolyte material, photo electricity material, high temperature super conduct material, catalyzer etc. 

 

Molecular formula Bi2O3

Molar mass 465.96 g/mol Bi=89.70%, O=10.30%

Appearance yellow crystals or powder

Density 8.9 g/cm3, solid

Melting point 824°C

Boiling point1890°C

Solubility in other solvents Insoluble

Bismuth trioxide is commonly used to produce the "Dragon's eggs" effect in fireworks, as a replacement of red lead.

Bismuth oxide has been used in ointments for ano-rectal disorders. 

Other uses: Used in condensator construction, in desinfectants, magnets, glass, rubber vulcanisation, in fireproofing of papers and 

polymers and also used in catalysis.

  

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