Sale! View larger

Copper (I) Sulfide | Cu2S | 22205-45-4


New product

Copper (I) Sulfide is a P-type narrow-band semiconductor material with a bandwidth of about 1.2 eV. Heeger Materials can provide the best Copper (IV) Sulfide (Cu2S) with a purity of 99.99% and 99.999% in size of lump and powder. The size can be tailored according to specific requirements.

More details


Please contact us if you need customized services. We will contact you with the price and availability in 24 hours.

Data sheet

Molecular Weight159.16
Purity99.99%-99.999% (4N-5N)
ProductCopper (I) Sulfide

More info

Copper (I) Sulfide (Cu2S) shows metal-like electrical conductivity, chemical-sensing capability, and suitable characteristics for absorption of solar energy. Heeger Materials offers a selection of over 100 high-purity products, including metals, metal oxides, and metal salts, with 99.999% purity or higher. 

Copper (I) Sulfide | Cu2S | 22205-45-4

High-purity and ultra-high purity Copper (I) Sulfide (Cu2S) materials are crucial components for the research, development, and production of advanced technologies that require optimum properties, performance, and quality.

  • Chemical formula: Cu2S
  • CAS: 22205-45-4
  • EINECS NO.: 244-842-9
  • Molar mass: 159.16 g/mol
  • Density: 5.6 g/cm
  • Melting point:1130 °C (2070 °F, 1400 K)
  • Solubility in water: Insoluble
  • Solubility: slightly soluble in HCl; soluble in NH4OH; dissolves in KCN; decomposes in HNO3, H2SO4

Copper (I) Sulfide (Cu2S) Related Products

Copper (I) Sulfide (Cu2S) Applications

  • Used in photovoltaic devices, such as solar cells.
  • Used for applications in thermoelectric generators and waste heat recovery systems.
  • Used as catalysts in chemical synthesis processes.
  • Used as an additive in lubricants to reduce friction and wear in mechanical systems.
  • Used in antifouling coatings.

Copper (I) Sulfide (Cu2S) Packing

Copper (I) Sulfide (Cu2S) is carefully packaged in carton boxes with foam protection to minimize damage during storage and transportation and to preserve the quality of our products in their original condition. The vacuum packing is 1kg/bag, 25kg/barrel, or based on specific requirements.

Inquiry to Heeger Materials

Items marked with an asterisk (*) are required.
Please include item quantity, size and purity.
Privacy Information:

Heeger Materials respects your privacy, and we will NOT sell or provide your personal data to other third parties, or allow them to use your personal data for their own purposes. However, we would like to send you information from time to time by mail or email about our products and special offers in addition to the interest categories you've selected above. Read our Privacy Policy

30 other products in the same category: