Antymonu (III) Tlenek Antimony Trioxide Pure 25g

Antimony(III) Oxide
Other Names: Antimony trioxide, Antimony sesquioxide, Sb₂O₃

CAS Number: 1309-64-4
Chemical Formula: Sb₂O₃
Molar Mass: 291.52 g/mol
Appearance: White crystalline powder

Antimony(III) oxide is an inorganic compound composed of antimony and oxygen. It is the most commercially important compound of antimony and is primarily used as a flame retardant synergist and opacifying agent in ceramics and glass.

Chemical and Physical Properties
Density: 5.2–5.7 g/cm³
Melting Point: 656°C
Boiling Point: 1550°C (sublimes)
Solubility in Water: Insoluble
Solubility in Other Solvents: Soluble in concentrated acids and alkalis
Odor: Odorless

Applications
Plastics and Polymers: Acts as a flame retardant synergist in combination with halogenated compounds.
Glass and Ceramics: Used as an opacifier and fining agent.
Pigments: Employed in the manufacture of white pigments and specialty glasses.
Chemical Synthesis: Intermediate in the production of other antimony compounds.

Safety
Signal Word: Danger

Hazard Statements:
H351: Suspected of causing cancer.
H373: May cause damage to organs through prolonged or repeated exposure.
H410: Very toxic to aquatic life with long-lasting effects.

Precautionary Statements:
P201: Obtain special instructions before use.
P260: Do not breathe dust.
P273: Avoid release to the environment.
P280: Wear protective gloves, protective clothing, eye protection.
P308+P313: IF exposed or concerned: Get medical advice/attention.
P501: Dispose of contents/container in accordance with local regulations.

Handling and Storage
Storage Conditions: Store in a cool, dry, and well-ventilated place, away from incompatible materials such as strong acids and oxidizing agents.
Handling Precautions: Avoid dust generation and inhalation. Use suitable protective equipment and ensure appropriate ventilation.