Fe2O3 Iron Oxide Nanopowder Water Dispersion (Alpha, 99.9%, 5nm, 15wt%)

Fe₂O₃ Iron Oxide Nanopowder Water Dispersion (Alpha, 99.9%, 5 nm, 15 wt%) is a water-based suspension that contains high-purity iron oxide (Fe₂O₃) nanoparticles in the alpha-phase with a size of 5 nm and a concentration of 15% by weight. Iron oxide, specifically in the alpha-phase (α-Fe₂O₃), is a well-known material with diverse applications in areas such as catalysis, pigments, magnetic materials, and as a precursor in various chemical processes. Here’s a breakdown of the key properties and uses of this material:

1. Composition:

• Iron Oxide (Fe₂O₃):
  • Iron oxide is a compound made of iron and oxygen, commonly found in various forms such as rust. It plays a critical role in many industrial applications, including catalysis, magnetic materials, and as a pigment.
• Alpha-Phase (α-Fe₂O₃):
  • The alpha-phase of iron oxide (hematite) is the most stable form of Fe₂O₃ at room temperature. It is known for its high chemical stability and is typically used in pigments, as a catalyst, and in magnetic applications.
• Purity (99.9%):
  • The 99.9% purity indicates that the material has a very high level of purity, ensuring minimal impurities that could affect its performance and properties.
• Particle Size (5 nm):
  • The nanopowder has an extremely fine particle size of 5 nanometers, which provides a high surface area to volume ratio. This enhances its reactivity and makes it suitable for applications requiring high surface activity, such as catalysis or magnetic systems.
• Concentration (15 wt%):
  • The dispersion contains 15% by weight of iron oxide nanoparticles suspended in water, making it a moderate-concentration dispersion that is easy to handle and integrate into various systems.

2. Key Properties:

• High Surface Area:
  • With a particle size of 5 nm, the material has a very high surface area, which increases its effectiveness in applications like catalysis and in energy storage devices.
• Chemical Stability:
  • Alpha-Fe₂O₃ is chemically stable and resistant to oxidation, ensuring long-term performance in various applications.
• Magnetic Properties:
  • Iron oxide in the alpha-phase can exhibit interesting magnetic properties, making it useful in applications like magnetic recording media or as a component in magnetic sensors.
• Thermal Stability:
  • Iron oxide is thermally stable, with a high melting point, which makes it suitable for use in high-temperature environments.
• Water-Based Dispersion:
  • This dispersion is water-based, making it more environmentally friendly and easier to handle compared to solvent-based alternatives. It can be used in water-based systems and is easier to incorporate into aqueous processing methods.

3. Applications:

• Catalysis:
  • Fe₂O₃ nanoparticles, particularly in their alpha-phase, are widely used as catalysts or catalyst supports in various chemical reactions, such as oxidation and hydrogenation. Their high surface area enhances catalytic efficiency.
• Pigments:
  • Alpha-Fe₂O₃ is used as a red pigment (commonly known as hematite) in paints, coatings, and ceramics. The fine nanoparticles are particularly useful for high-quality, consistent pigments.
• Magnetic Materials:
  • The magnetic properties of Fe₂O₃ nanoparticles can be exploited in magnetic recording materials, magnetic sensors, and data storage applications. These nanoparticles can be used in ferrofluids and other magnetic devices.
• Energy Storage:
  • Iron oxide nanoparticles are being researched for use in energy storage applications, including in supercapacitors and batteries, due to their good conductivity and high surface area.
• Environmental Applications:
  • Fe₂O₃ can be used in environmental remediation applications, such as the removal of heavy metals from water or in the purification of air and water due to its catalytic and adsorptive properties.
• Biomedical Applications:
  • Due to its magnetic properties, Fe₂O₃ nanoparticles are being explored for biomedical applications, including magnetic resonance imaging (MRI) contrast agents, drug delivery systems, and hyperthermia treatment for cancer.
• Sensors and Electronics:
  • The nanopowder can be used in the fabrication of sensors and other electronic devices, including gas sensors, due to its high surface reactivity and stability.

4. Advantages:

• High Purity and Consistency:
  • The 99.9% purity ensures that the nanoparticles are of high quality, which is crucial for applications requiring reliable performance, such as in catalysis or biomedical uses.
• Nanoparticle Size (5 nm):
  • The 5 nm size of the nanoparticles ensures a large surface area, which increases the material’s effectiveness in applications like catalysis, sensors, and energy storage. This small size also improves the dispersibility in water.
• Water-Based Dispersion:
  • The water-based nature of the dispersion makes it safer to handle and more environmentally friendly than solvent-based systems. It also enables easier integration into aqueous-based processes, which are often used in industrial and environmental applications.
• Thermal and Chemical Stability:
  • Alpha-Fe₂O₃ is known for its high thermal and chemical stability, making it ideal for use in high-temperature and harsh chemical environments without degradation.
• Magnetic and Catalytic Properties:
  • The iron oxide nanoparticles exhibit both magnetic and catalytic properties, making them versatile for a range of applications, from environmental remediation to energy storage.

5. Handling and Storage:

• Handling:
  • Shake or stir the dispersion before use to ensure that the nanoparticles are evenly distributed in the water.
  • Wear appropriate personal protective equipment (PPE), such as gloves and goggles, when handling the dispersion, especially in concentrated forms, to avoid direct contact.
• Storage:
  • Store the dispersion in a cool, dry place, away from direct sunlight and excessive heat, to maintain the stability of the nanoparticles.
  • Ensure that the container is sealed properly to avoid evaporation of water and contamination.
• Safety:
  • Iron oxide is generally considered safe, but like all nanopowders, it should be handled with care to avoid inhalation of the fine particles. Ensure that the material is used in a well-ventilated area.

Fe₂O₃ Iron Oxide Nanopowder Water Dispersion (Alpha, 99.9%, 5 nm, 15 wt%) is a high-purity, water-based suspension of ultra-fine alpha-phase iron oxide nanoparticles. With a particle size of 5 nm, it offers a high surface area and excellent chemical stability, making it suitable for a wide range of applications, including catalysis, pigments, energy storage, magnetic materials, and environmental remediation. The dispersion is easy to handle and environmentally friendly, and its magnetic and catalytic properties make it versatile for various industrial, biomedical, and technological uses.