Description

Erbium(III) Oxalate Hydrate is a high-purity inorganic salt of the rare earth element erbium. This compound serves as a critical precursor material for synthesizing advanced erbium-doped ceramics, glasses, and phosphors, where its purity directly influences final product performance. It is essential for manufacturers and research institutions in the optics, electronics, and specialty materials sectors seeking reliable, high-quality erbium sources.

Application

• Optical Material Precursor: Key starting material for producing erbium-doped optical fibers, laser crystals, and waveguide amplifiers.
• Phosphor Manufacturing: Used in the synthesis of up-conversion phosphors for display technologies, security inks, and bio-imaging markers.
• Ceramic & Glass Additive: Imparts specific optical and electronic properties to specialty glasses and advanced ceramic composites.
• Catalysis Research: Acts as a catalyst or catalyst component in specialized organic synthesis and polymerization reactions.
• Chemical Vapor Deposition (CVD): Serves as a source material for depositing erbium-containing thin films in semiconductor and coating processes.
• Research & Development: Fundamental reagent in academic and industrial R&D for exploring new rare earth materials and applications.

Basic Information

Product Name	Erbium(III) Oxalate Hydrate
CAS No.	58176-72-0
Molecular Formula	Er2(C2O4)3·xH2O
Molecular Weight	Er2(C2O4)3·xH2O (Anhydrous: 622.58 g/mol)
Synonyms	Erbium Oxalate Hydrate; Di-erbium Trioxalate Hydrate; Erbium Trioxalate Hydrate; Oxalic Acid, Erbium(3+) Salt, Hydrate; Erbium Sesquioxalate Hydrate; Er2(C2O4)3·nH2O
EINECS	Contact for details

Quality Control

Our Erbium(III) Oxalate Hydrate is produced and tested under a stringent quality management system to ensure batch-to-batch consistency and high chemical purity. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as assay (Er2O3 content), impurity profiles (including other rare earths), and physical characteristics. Our quality commitment supports applications requiring reliable material performance and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept sealed to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Pink to pale pink powder
Identification (IR)	Conforms
Assay (as Er2O3)	≥ 44.0 %
Purity (REO, Rare Earth Oxides)	≥ 99.9 %
Loss on Drying	≤ 15.0 %
Chloride (Cl)	≤ 0.01 %
Sulfate (SO4)	≤ 0.01 %
Other Rare Earth Impurities	≤ 0.1 % (Individual & Total)

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