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Indium Sulfide | In2S3 | CAS 12030-24-9


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Indium Sulfide (In2S3) is a mid-band gap semiconductor and exhibits excellent thermal stability and electrical properties. Heeger Materials can provide the best Indium Sulfide (In2S3) with a purity of 99.99%, and 99.999% in size of lump and powder at a competitive price. The purity and particle size can be tailored according to specific requirements.

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Data sheet

Purity99.99%-99.999% (4N-5N)
ProductIndium sulfide

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Indium Sulfide (In2S3) is stable at room temperature and easily volatile. It is insoluble in water and dilute acid and has strong hygroscopicity. It can be used as an excellent catalyst and can easily form complexes with other metal sulfides, such as silver indium disulfide, copper indium disulfide, etc, which are all important semiconductor materials.

High-purity and ultra-high-purity Indium Sulfide (In2S3) materials are crucial components for the research, development, and production of advanced technologies that require optimum properties, performance, and quality.

  • Available size: lump, powder
  • CAS number: 12030-24-9
  • Molecular weight: 325.83
  • Name: Indium(III) sulfide
  • Properties: orange-red powder
  • Density (g/mL, 25℃): 4.45
  • Melting point (℃): 1050
  • Purity: 4N (99.99%), 5N (99.999%), or better


  • Used to create thin films for optoelectronic devices, solar cells, sensors, and displays.
  • Used in catalysts and coatings.


Indium Sulfide (In2S3) 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.

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