Antimony Trioxide – Sb2O3 – 100 g
Synonyms:Antimony sesquioxide, Antimonous oxide, Flowers of Antimony
Amount: 100 g
Appearance and odour: white powder without appreciable odour
Packaging: professional wide necked, white HDPE bottle with blue conical seal cap and tamper ring. Labelled. Bottle and cap are UN approved and reusable.
Description and uses:
Oxide of antimony in oxidation state +III.
Slightly water soluble. Amphoteric: with strong aqueous alkalis antimonites are formed, in strong HCl it dissolves as SbCl3.
Glowing with carbon yields antimony metal and that is how antimony has been produced since Antiquity.
Treatment with strong oxidisers like nitric acid yields antimony (V) oxide (Sb2O5).
Antimony trioxide is used as an opacifying agent for glasses, ceramics and enamels.
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