Silicon Disulfide, SiS<sub>2</sub>, 99.999% 5N High Purity Powder - MSE Supplies LLC

MSE PRO Silicon Disulfide, SiS2, 99.999% 5N High Purity Powder

SKU: PO3710

  • £23600
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MSE PRO™ Silicon Disulfide, SiS2, 99.999% 5N High Purity Powder 

  • Product Number: PO3710 (5 g), PO3711 (25 g) 
  • Synonyms: Siliciumdisulfid, Silicon(IV) Sulfide, Silicon Disulfide, Silicon Disulphide
  • Formula: SiS2
  • CAS Number: 13759-10-9 
  • Formula Weight: 92.22 g/mol
  • Density: 1.85 g/cm³ at 25°C
  • Melting Point: 1994°F (1090°C)
  • Color: White powder 
  • Solubility: Decomposes in water
  • Purity: 99.999% 5N (trace metal basis)


Silicon disulfide (SiS2) is a chemical compound that has various applications in different fields. SiS2 exhibits superior specific capacity, small diffusion barrier and suitable open-circuit voltages (OCV), which indicating that SiS2 is an exceptional anode for Li, Na and K-ion batteries. Due to its high thermal and chemical stability, as well as high hardness, SiS2 is utilized in various applications including lubricant additives, chemical intermediates, glass production, batteries, and semiconductors.

Product Specifications 
Trace Metal Impurities (ppm)
Element Test Data Element Test Data
Co ≤0.1 Ni ≤0.5
Zn ≤0.5 Pb ≤1.0
Ag ≤0.5 Fe ≤0.5
Cu ≤0.5 Bi ≤0.5
Ca ≤0.5 Sb ≤0.5
Al ≤0.1 In ≤0.1
Mg ≤0.5 Au ≤0.1



[1] J. Zhang, L. Cheng, L. Ma, etc. SiS2 monolayer: An auspicious alkali-ion anode material with high specific capacity and ultrafast ion diffusion, Physica E: Low-dimensional Systems and Nanostructures, Volume 144, 2022, 115474, ISSN 1386-9477

[2] M. Xie, J. Zhang, Y. Zhang, etc. Synthesis and Growth Mechanism of SiS2 Rods,ACS Omega 2022, 7, 26, 22500–22510