Description

Cuprous Sulfide is a significant inorganic compound with the chemical formula Cu₂S, widely recognized for its semiconductor and photovoltaic properties. This material is essential for applications requiring precise electrical characteristics and catalytic activity. It is a critical raw material for industries including electronics, photovoltaics, and chemical synthesis. Our high-purity Cuprous Sulfide CAS NO 1308-78-7 ensures reliable performance and consistent quality for demanding industrial processes.

Application

• Photovoltaic Cells: Used as a p-type semiconductor material in thin-film solar cells (e.g., Copper Indium Gallium Selenide - CIGS technologies).
• Lubricant & Anti-Friction Additive: Acts as a solid lubricant and extreme pressure additive in high-performance greases and metalworking fluids.
• Catalyst: Serves as a catalyst or catalyst precursor in various organic synthesis and desulfurization processes.
• Pigment & Coloring Agent: Employed in the production of dark-colored glasses, ceramics, and pigments.
• Electronics & Sensors: Utilized in the manufacturing of certain types of photodetectors, thermoelectric devices, and non-linear optical materials.
• Metallurgy: Plays a role in copper extraction and refining processes.
• Antimicrobial Coatings: Investigated for use in coatings and composites for its potential antimicrobial properties.
• Research & Development: Serves as a fundamental material for academic and industrial research in material science and solid-state chemistry.

Basic Information

Product Name	Cuprous Sulfide
CAS No.	1308-78-7
Molecular Formula	Cu₂S
Molecular Weight	159.16 g/mol
Synonyms	Copper(I) Sulfide; Dicopper Monosulfide; Cuprous Sulphide; Chalcocite (mineral name); Copper Monosulfide; Copper(1+) Sulfide; Cu2S; Copper Glance
EINECS	215-159-6

Quality Control

Our Cuprous Sulfide is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical testing, including assay, impurity profiling, and particle size analysis where applicable. A Certificate of Analysis (COA) is supplied with each shipment, detailing the specific results for your lot. Our quality management 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 away from incompatible materials. The product is stable under normal storage conditions (15-25°C). Keep container tightly sealed when not in use to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Black to grayish-black powder or lumps
Identification (XRD)	Conforms to Cu₂S structure
Assay (Cu₂S)	≥ 99.0%
Copper (Cu) Content	≥ 79.8%
Iron (Fe)	≤ 0.05%
Lead (Pb)	≤ 0.01%
Particle Size (D50)	Contact for details
Loss on Drying	≤ 0.5%

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