Description

Dialuminium Triselenite is an inorganic compound of aluminum and selenium, recognized by the CAS registry number 20960-77-4. This specialized chemical serves as a critical precursor and additive in advanced material synthesis and industrial processes where controlled selenium content is required. It is primarily utilized by manufacturers and R&D facilities in the electronics, glass, and specialty chemical sectors.

Application

• Semiconductor and Electronics Manufacturing: Used as a dopant or precursor material in the production of specialized semiconductors and photoconductive devices.
• Specialty Glass and Ceramics: Acts as a colorant and property modifier in the formulation of specialty glasses, including infrared-transmitting and radiation-shielding glasses.
• Chemical Synthesis: Serves as a key reagent or intermediate in the synthesis of other selenium-containing inorganic compounds and catalysts.
• Research & Development: Employed in academic and industrial R&D for developing novel materials, including thin-film technologies and advanced alloys.
• Photovoltaic Materials: Investigated for potential use in the development of certain types of photovoltaic cells and optoelectronic components.

Basic Information

Product Name	Dialuminium Triselenite
CAS No.	20960-77-4
Molecular Formula	Al2(SeO3)3
Molecular Weight	Approx. 572.72 g/mol
Synonyms	Aluminum Selenite; Aluminum(III) Selenite; Dialuminum Triselenite; Aluminium Selenite; Aluminum Selenite (Al2(SeO3)3); Selenious Acid, Aluminum Salt; Aluminum Selenite Trihydrate (common hydrated form); Al2Se3O9
EINECS	Contact for details

Quality Control

Our Dialuminium Triselenite is produced and tested under stringent quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profiles, and physical characteristics. Our quality system is designed to meet the rigorous demands of industrial and research applications.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (Al2(SeO3)3)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Chloride (Cl)	≤ 0.1 %
Sulfate (SO4)	≤ 0.1 %

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