Cerium Dioxide, 99.9%, 50nm

Cerium Dioxide (CeO₂, 99.9%, 50nm)

Basic Info

• CAS Number: 1306-38-3

• Molecular Formula: CeO₂

• Molar Mass: 172.12 g/mol

• Product Code: C887695

• Pack Size: 100 g

• Grade: Laboratory/Analytical Grade

• Particle Size: 50 nm (nanopowder)

• Appearance: White to pale yellow fine nanopowder

• Odor: Odorless

• Solubility: Insoluble in water; soluble in acids

• Density: ~7.22 g/cm³

• Melting Point: 2,400°C

• Stability: Chemically stable; sensitive to high temperatures in reactive atmospheres

• Reactivity: Strong oxidizing properties; used in catalytic and polishing applications

Product Description

Cerium Dioxide (CeO₂) is a high-purity nanopowder widely used in catalysis, polishing, and advanced materials research. Its nanometer-scale particles (50 nm) provide a large surface area, enhancing its chemical reactivity and catalytic performance.

Common applications include:

• Polishing and finishing of glass, ceramics, and metals

• Catalyst support and oxygen storage in automotive and industrial catalysis

• Materials research and nanotechnology applications

• UV blockers, sensors, and fuel cell components

Handling & Storage:

Cerium dioxide nanopowder should be handled with care to avoid inhalation of fine particles. Store in airtight containers in a cool, dry place, and use appropriate personal protective equipment such as gloves, goggles, and dust masks during handling.