Description

Europium(III) Sulfate 99.99+% is a high-purity inorganic salt of the rare earth element europium. This compound is critical for applications demanding exceptional material consistency and minimal trace metal contamination. It is primarily utilized in advanced research and the manufacturing of specialty phosphors and optical materials. The product is supplied with a guaranteed purity of 99.99% (4N) minimum.

Application

• Phosphor Manufacturing: A key red-emitting dopant in CRT screens, fluorescent lamps, and LED phosphors.
• Optical Materials: Used in the production of specialized glasses and crystals for lasers and fiber optics.
• Research & Development: Serves as a precursor in catalysis studies, material science, and the synthesis of other europium compounds.
• Biochemical Assays: Employed in time-resolved fluorescence immunoassays due to europium's unique luminescent properties.
• Nuclear Industry: Utilized as a neutron absorber in control rods and shielding applications.
• Chemical Synthesis: Acts as a starting material or catalyst in various organic and inorganic synthetic processes.

Basic Information

Product Name	Europium(III) Sulfate 99.99+%
CAS No.	10031-54-6
Molecular Formula	Eu2(SO4)3
Molecular Weight	592.12 g/mol (anhydrous basis)
Synonyms	Europium(3+) sulfate; Europium sesquisulfate; Disulfuric acid, europium(3+) salt (3:2); Europium trisulfate; Europium sulfate (Eu2(SO4)3); Rare earth sulfate
EINECS	233-097-6

Quality Control

Our Europium(III) Sulfate 99.99+% is manufactured under a strict quality management system. Each batch is analyzed to confirm identity, purity, and the absence of critical impurities. A comprehensive Certificate of Analysis (COA) detailing results for assay and trace metal content is provided with every shipment to ensure compliance with your technical specifications.

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). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking and hydrolysis.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (Eu2(SO4)3)	≥ 99.99%
Purity (REO, Eu basis)	≥ 99.99%
Chloride (Cl)	≤ 50 ppm
Nitrate (NO3)	≤ 100 ppm
Iron (Fe)	≤ 10 ppm
Other Rare Earth Impurities	≤ 100 ppm (total)
Loss on Drying	≤ 2.0%

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