Description

Ammonium Yttrium(3+) Disulphate is a specialized inorganic salt of yttrium, a critical rare earth element. This compound is valued for its role as a high-purity precursor in advanced material synthesis and specialty chemical manufacturing. It is primarily sought by industries involved in the development of phosphors, catalysts, and high-performance ceramics, where precise chemical composition and purity are paramount for product performance.

Application

• Phosphor Manufacturing: A key precursor for producing yttrium-based phosphors used in LED lighting, display screens, and X-ray intensifying screens.
• Catalyst Synthesis: Serves as a starting material for creating specialized catalysts in petrochemical refining and organic synthesis processes.
• Advanced Ceramics: Used in the formulation of yttria-stabilized zirconia (YSZ) and other high-temperature structural ceramics for aerospace and industrial applications.
• Electronic Materials: Employed in the production of dielectric materials, superconductors, and other electronic components.
• Research & Development: A critical reagent in academic and industrial R&D for exploring new material properties and applications in solid-state chemistry.
• Glass & Optical Coatings: Used to modify the refractive index and durability of specialty glasses and thin-film optical coatings.

Basic Information

Product Name	Ammonium Yttrium(3+) Disulphate
CAS No.	97375-22-9
Molecular Formula	NH4Y(SO4)2 (commonly represented)
Molecular Weight	Contact for details
Synonyms	Ammonium Yttrium Sulfate; Yttrium Ammonium Sulfate; Ammonium Yttrium Disulfate; Yttrium(III) Ammonium Sulfate; Diammonium Yttrium Trisulfate; AYDS; Rare Earth Ammonium Sulfate
EINECS	Contact for details

Quality Control

Our Ammonium Yttrium(3+) Disulphate is manufactured under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including assay by titration or ICP-OES, impurity profiling, and physical characterization to ensure it meets the high standards required for advanced material applications. A Certificate of Analysis (COA) detailing purity, trace metal content, and other critical parameters is provided with every shipment.

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 degradation. Keep away from incompatible substances.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Y2O3 basis)	≥ 99.9%
Purity (NH4Y(SO4)2)	≥ 99.0%
Chloride (Cl)	≤ 50 ppm
Heavy Metals (as Pb)	≤ 20 ppm
Iron (Fe)	≤ 10 ppm
Loss on Drying	≤ 2.0%

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