Bismuth Trioxide: High-purity Powder For Electronics, Ceramics, And Catalysis Applications

Key Characteristics:

• Chemical Formula: Bi₂O₃
• Molecular Weight: 465.97 g/mol
• Appearance: Yellow to orange-yellow powder
• Odor: Odorless
• Melting Point: Approximately 825°C (1,517°F)
• Density: 8.9 g/cm³

Applications:

1. Electronics:

   • Used in the production of semiconductors and electronic ceramics.

2. Ceramics and Glass:

   • Employed as a pigment in ceramic glazes and as an additive in certain types of glass.

3. Catalysis:

   • Acts as a catalyst in various chemical reactions, including the production of hydrogen and other important compounds.

4. Medical Uses:

   • Sometimes used in medical imaging and radiation shielding due to its high atomic number.

5. Pigment:

   • Used as a yellow pigment in paints and coatings, known as "Bismuth Yellow."

6. Pharmaceuticals:

   • Occasionally used in formulations as a mild astringent and antiseptic.

Safety and Handling:

• Hazards: Bismuth Trioxide is considered to have low toxicity, but inhalation or ingestion should be avoided. It can cause irritation to the skin, eyes, and respiratory tract.
• Precautions: Use appropriate protective equipment, such as gloves and masks, and handle in a well-ventilated area.
• Storage: Store in a cool, dry place, away from moisture and incompatible materials.