Antimony Trioxide 99% ReagentPlus

art: N/A

Product namePriceQuantity 
100g Antimony Trioxide 99% ReagentPlus฿0,00000000
1kg Antimony Trioxide 99% ReagentPlus฿0,00000000


Antimony(III) oxide is the most important commercial compound of antimony. It is found in nature as the minerals valentinite and senarmontite. Like most polymeric oxides, Sb2O3 dissolves in aqueous solutions with hydrolysis.

Formula – Sb2O3

Molar mass – 291.517 g/mol

CAS Number – 1309-64-4

Density – ca.5.2 g/cm3 at 20°C (68°F)

Purity/Grade – 99% (ReagentPlus)

Appearance – Powder, 5 μm

Initial boiling point and boiling range – 1,550°C (2,822°F) – lit.

Water solubility – 0.0287 g/l at 20°C (68°F)

Melting point/freezing point – 655°C (1,211°F) – lit.


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