Description

Nickel Subselenide (CAS NO 12137-13-2) is an inorganic compound of nickel and selenium, valued for its unique semiconducting and catalytic properties. This material is essential for advanced research and industrial processes where precise control over electronic or chemical reactivity is required. It serves as a critical precursor and functional component for manufacturers and R&D teams in the electronics, catalysis, and materials science sectors.

Application

• Semiconductor Research & Development: Used as a precursor material in the study and fabrication of thin-film semiconductors and photovoltaic devices.
• Catalyst Synthesis: Serves as a starting material or active component in the development of heterogeneous catalysts for chemical synthesis and energy conversion processes.
• Electrode Materials: Investigated for use in advanced battery systems and electrochemical applications due to its specific electronic structure.
• Nanomaterial Production: A key reactant in the synthesis of nickel-selenide based nanoparticles and nanostructures with tailored properties.
• Chemical Vapor Deposition (CVD): Employed as a source material in CVD processes to deposit nickel selenide coatings or films.
• Solid-State Chemistry Studies: Utilized in fundamental research on the properties of transition metal chalcogenides and intermetallic phases.

Basic Information

Product Name	Nickel Subselenide
CAS No.	12137-13-2
Molecular Formula	Ni3Se2 (common form)
Molecular Weight	309.36 g/mol (for Ni3Se2)
Synonyms	Trinickel diselenide; Nickel(III) selenide; Nickel selenide (Ni3Se2); Heazlewoodite (mineral analog); Nickel monoselenide (non-stoichiometric); Nickelous selenide; UNII-9FZ6V86F6W
EINECS	235-234-7

Quality Control

Our Nickel Subselenide is produced and tested under strict 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, metallic impurity content, and phase identification. For research-grade materials, specifications are tailored to project requirements, ensuring reliable performance in sensitive 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). This material is moisture-sensitive (hygroscopic) and should be kept under an inert atmosphere for long-term storage to prevent oxidation. Keep away from strong acids and strong oxidizing agents.

Specification

Item	Specification
Appearance	Gray to black powder or crystalline solid
Identification (XRD)	Conforms to Ni3Se2 phase
Assay (Ni content)	≥ 55.0 %
Purity (Metallic Basis)	≥ 99.5 %
Particle Size (D50)	< 10 µm (or as specified)
Trace Metals (ICP-MS)	Contact for details

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