Antimony Trioxide 98%

Antimony trioxide is an inorganic compound with diverse industrial applications, primarily due to its flame-retardant properties. Here's a more detailed description:

Chemical and Physical Properties:

• Chemical Formula: Sb₂O₃
• Appearance: White crystalline solid or powder.
• Physical State: Solid at room temperature.
• Melting Point: 656 °C
• Boiling Point: 1550 °C (sublimes)
• Density: 5.2 g/cm³
• Solubility: Insoluble in water, but soluble in concentrated hydrochloric acid and hot tartaric acid.
• Stability: Relatively stable under normal conditions.

Applications:

• Flame Retardant:
  • The most significant application of antimony trioxide is as a flame retardant. It is commonly used in combination with halogenated flame retardants, particularly in plastics, textiles, and rubbers.
• Opacifier:
  • It serves as an opacifier in the production of glass, ceramics, and enamels, giving them a white, opaque appearance.
• Catalyst:
  • It is used as a catalyst in the production of polyethylene terephthalate (PET) plastics.
• Pigments:
  • It has been used as a pigment in paints and other coatings.
• Other Applications:
  • It is used in various other industrial processes, including the production of certain chemicals.

Safety Considerations:

• Toxicity:
  • Antimony trioxide can be toxic, particularly through inhalation of dust or fumes.
  • Long term exposure can cause respiratory problems, and other health issues.
• Potential Carcinogen:
  • There are concerns about its potential carcinogenic properties.
  • IARC has classified antimony trioxide as a Group 2B carcinogen, meaning it is possibly carcinogenic to humans.
• Environmental Concerns:
  • Antimony can accumulate in the environment, posing potential risks.
• Handling Precautions:
  • Appropriate personal protective equipment (PPE), including respiratory protection, gloves, and eye protection, is essential.
  • It should be handled in well-ventilated areas.

Key Characteristics:

• Its flame-retardant properties make it a crucial industrial chemical.
• Its opacifying properties are also significant.
• The potential health hazards require careful handling.

In summary, antimony trioxide is a valuable industrial compound with diverse applications, but its toxicity and potential carcinogenicity necessitate strict safety measures.