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OX1129 Antimony Trioxide (Sb2O3) (CAS No.1309-64-4) Maximize

OX1129 Antimony Trioxide (Sb2O3) (CAS No.1309-64-4)

Catalog No.OX1129
Molecular FormulaSb2O3
CAS Number1369-64-4
AppearanceWhite Powder
Melting Point656 °C
Boiling point1550 °C

Stanford Advanced Materials (SAM) supplies high purity antimony trioxide with high quality and competitive prices. We provide a wide range of antimony products from pure metal to compounds.

Related products: Antimony Metal, Antimony Ingot, Antimony Trisulfide, Indium Antimonide

More details

Antimony trioxide is a white odorless powder. It plays an important role in antimony compounds. Antimony (III) oxide is manufactured through oxidization of antimony metal in furnaces.

antimony oxide

Antimony (III) Oxide; Antimony Sesquioxide; Antimony White; CI 77052; CI Pigment White 11; Valentinite

Application of Antimony (III) Oxide:
The majority use for antimony trioxide is as flame retardant synergist in combination with halogenated materials in plastics, rubbers, textiles, paper and paint.


Item No.




Antimony Oxide Powder
Particle Size: -300 mesh

99.5 %
As2O3 < 0.06%, PbO < 0.10%

Packaging of SAM Antimony Trioxide (Sb2O3):
Our antimony trioxide is clearly tagged and labeled externally to ensure efficient identification and quality control. Great care is taken to preserve the quality of the product in its original condition.


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