Antimony(V) oxide (Sb2O5)-Powder introduce:
Antimony pentoxide (molecular formula: Sb2O5) is a chemical compound of antimony and oxygen. It always occurs in hydrated form, Sb2O5·nH2O. It contains antimony in the +5 oxidation state.
Molar mass:323.517 g/mol
Appearance:yellow, powdery solid
Density:3.78 g/cm3, solid
Melting point:380 °C (716 °F; 653 K) (decomposes)
Solubility in water:0.3 g/100 mL
Solubility:insoluble in nitric acid
Antimony pentoxide finds use as a flame retardant in ABS and other plastics and as a flocculant in the production of titanium dioxide, and is sometimes used in the production of glass, paint and adhesives.
It is also used as an ion exchange resin for a number of cations in acidic solution including Na+ (especially for their selective retentions), and as a polymerization and oxidation catalyst.
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