Iron Oxide Nanopowder (Fe2O3, alpha, 98+%, 20-40 nm)

Technical Specifications

1. Product Name: Iron Oxide Nanopowder
   • Chemical Formula: Fe₂O₃ (Iron(III) Oxide)
   • CAS Number: 1309-37-1
2. Purity
   • Grade: 98+% (high purity)
   • Impurities: ≤2% (trace elements and other oxides)
3. Particle Size
   • Range: 20–40 nm
   • Particle Size Distribution: Verified using SEM (Scanning Electron Microscopy) or TEM (Transmission Electron Microscopy)
4. Morphology
   • Shape: Near-spherical particles with uniform distribution
   • Surface Area: Moderate, due to nanoscale size, enhancing catalytic and adsorption properties
5. Crystal Structure
   • Phase: Alpha (hematite)
6. Physical and Chemical Properties
   • Color: Reddish-brown powder
   • Density: ~5.24 g/cm³
   • Melting Point: ~1,565 °C
   • Thermal Stability: Stable at elevated temperatures
   • Magnetic Properties: Weakly magnetic (antiferromagnetic at room temperature)
7. Packaging and Storage
   • Standard Packaging: Sealed in airtight, moisture-resistant containers to prevent contamination and agglomeration
   • Storage Conditions: Store in a cool, dry place; avoid prolonged exposure to air and moisture
   • Shelf Life: Stable under proper storage conditions
8. Safety and Handling
   • Hazards:
     • Iron oxide dust may cause respiratory and eye irritation if inhaled or exposed.
     • Non-flammable but should be handled with care to avoid airborne dispersion.
   • Recommended Protective Measures:
     • Use PPE (e.g., gloves, goggles, and dust masks).
     • Handle in a ventilated area to minimize airborne particles.

Applications

1. Catalysis
   • Environmental Catalysis: Used in redox reactions for pollutant degradation and air purification.
   • Chemical Catalysis: Acts as a catalyst in organic and inorganic synthesis processes, including hydrogenation and oxidation.
2. Energy Applications
   • Battery Materials: Applied in lithium-ion and sodium-ion batteries to improve energy density and performance.
   • Hydrogen Production: Investigated for use in water splitting and hydrogen storage systems.
3. Sensors
   • Gas Sensors: Sensitive to gases like CO, NOx, and H₂, suitable for industrial and environmental monitoring.
   • Humidity Sensors: Used in systems for detecting environmental moisture changes.
4. Nanocomposites
   • Reinforcement Material: Enhances the mechanical, thermal, and magnetic properties of composite materials.
   • Functional Additives: Improves catalytic, optical, and thermal performance in polymers and ceramics.
5. Coatings and Surface Treatments
   • Protective Coatings: Applied in anti-corrosion coatings for metals and industrial tools.
   • Pigments: Provides reddish-brown color for paints, coatings, and ceramic applications.
6. Environmental Applications
   • Water Treatment: Effective in removing heavy metals, organic pollutants, and other contaminants.
   • Soil Remediation: Used for cleaning and restoring contaminated soils.
7. Biomedical Applications
   • Drug Delivery: Explored as a carrier for targeted drug delivery systems due to its biocompatibility.
   • Therapeutics: Investigated for its potential in magnetic hyperthermia treatment for cancer.
8. Research and Development
   • Material Science: Extensively studied for its catalytic, magnetic, and optical properties at the nanoscale.
   • Prototype Development: Used in experimental setups for advanced materials and energy systems.

Key Features

• High Purity (98+%): Suitable for a wide range of applications requiring high performance and reliability.
• Nanoscale Size (20–40 nm): Provides enhanced surface area and reactivity for catalysis, sensing, and coating applications.
• Versatile Applications: Ideal for use in energy storage, coatings, environmental remediation, and advanced material research.