Description

Praseodymium Dioxide CAS NO 12036-05-4 is a high-purity inorganic compound of the rare earth element praseodymium in its +4 oxidation state. This material is valued for its unique catalytic, electronic, and optical properties, making it a critical component in advanced industrial and research applications. It is primarily sought by manufacturers and researchers in the electronics, catalysis, and specialty glass industries for its role in enhancing material performance and enabling novel technologies.

Application

• Catalyst Manufacturing: Used as a key component or promoter in automotive exhaust catalysts and industrial oxidation processes.
• Electronic Ceramics: An essential additive in the production of multilayer ceramic capacitors (MLCCs) and other dielectric materials.
• Specialty Glass & Pigments: Imparts specific yellow-green coloration and UV-absorption properties to glass, ceramics, and high-performance pigments.
• Solid Oxide Fuel Cells (SOFCs): Employed in electrode and electrolyte materials to improve ionic conductivity and stability.
• Chemical Synthesis: Acts as a potent oxidizing agent in organic synthesis and materials research laboratories.
• Polishing Compounds: A critical abrasive agent in precision optical and semiconductor wafer polishing slurries (CMP).
• Magnetic Materials: Used in the research and development of advanced permanent magnets and magnetic recording media.
• Research & Development: Serves as a high-purity starting material for academic and industrial research into novel materials.

Basic Information

Product Name	Praseodymium Dioxide
CAS No.	12036-05-4
Molecular Formula	PrO2
Molecular Weight	172.90 g/mol
Synonyms	Praseodymium(IV) Oxide; Praseodymium Oxide (PrO2); Dioxopraseodymium; Praseodymium Peroxide; Praseodymia; PrO2; Praseodymium Dioxide Powder
EINECS	234-857-9

Quality Control

Our Praseodymium Dioxide is manufactured under stringent quality management systems. Each batch undergoes rigorous analytical testing, including X-ray diffraction (XRD) for phase purity and inductively coupled plasma (ICP) analysis for metallic impurities, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, physical characteristics, and trace element content is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. Due to its nature, the product should be kept under an inert atmosphere (e.g., argon or nitrogen) in a moisture-free environment to prevent degradation. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	Black to dark brown powder
Identification (XRD)	Conforms to PrO2 structure
Assay (PrO2 basis)	≥ 99.9%
Rare Earth Purity (REO)	≥ 99.99%
Loss on Ignition (LOI)	≤ 1.0 %
Particle Size (D50)	1-5 µm (Other sizes available)
Specific Surface Area (BET)	Contact for details
Trace Metals (ICP)	≤ 100 ppm total

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.