Description

Didymium Fluoride is a specialized inorganic compound composed of a mixture of rare earth fluorides, primarily neodymium and praseodymium. This material is valued for its unique optical and catalytic properties, making it a critical component in advanced manufacturing and research. It is essential for industries requiring precise control over light absorption or seeking efficient catalysts for fluorination reactions. Key users include manufacturers of specialty glass, optical filters, and developers of chemical synthesis processes.

Application

• Optical Glass & Filters: Used as a dopant or coating material to manufacture glass that selectively absorbs specific wavelengths of light, crucial for scientific instruments, laser safety goggles, and photographic filters.
• Catalysis: Serves as a catalyst or catalyst precursor in organic synthesis, particularly in fluorination reactions and other processes requiring lanthanide activity.
• Phosphors & Luminescent Materials: Acts as a host or dopant in the production of phosphors for lighting, displays, and X-ray intensifying screens.
• Metallurgy: Employed as an additive in alloys and in molten salt electrolysis for the production and refining of rare earth metals.
• Ceramics & Electronics: Used in the fabrication of advanced ceramics, dielectric materials, and other electronic components where its thermal and electrical properties are beneficial.
• Research & Development: A key reagent in materials science research for developing new optical, magnetic, and catalytic materials.

Basic Information

Product Name	Didymium Fluoride
CAS No.	58516-57-7
Molecular Formula	F3NdPr (Representative)
Molecular Weight	~219.24 g/mol (for NdF3)
Synonyms	Neodymium Praseodymium Fluoride; Fluorolanthanide; Rare Earth Fluoride Mixture; Lanthanide Fluoride; Didymium Trifluoride; NdPr Fluoride; (Note: 'Didymium' historically refers to a mixture of Neodymium and Praseodymium)
EINECS	Contact for details

Quality Control

Our Didymium Fluoride is produced under a stringent quality management system. Each batch undergoes comprehensive analysis to ensure consistency and meets high-purity standards suitable for optical and catalytic applications. Key parameters such as rare earth content, fluoride assay, and specific impurity profiles are rigorously controlled. Certificates of Analysis (COA) detailing lot-specific results are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is a fluoride/strong alkali and should be kept separate from acids and moisture-sensitive compounds. Use appropriate, non-reactive containers to prevent contamination.

Specification

Item	Specification
Appearance	White to off-white powder or lumps
Identification (IR/XRD)	Conforms
Assay (as Total REO)	≥ 99.0 %
Assay (as F)	Contact for details
Nd2O3/Pr6O11 Ratio	Typical ~75/25 (Custom ratios available)
Loss on Drying	≤ 0.5 %
Particle Size (D50)	Customizable

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