Date published: 2025-10-14

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Barium sulfide (CAS 21109-95-5)

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CAS Number:
21109-95-5
Molecular Weight:
169.39
Molecular Formula:
BaS
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Barium sulfide is a compound consisting of barium and sulfur atoms. Its applications encompass the investigation of catalytic reactions, electrochemistry, and chemical sensors. Furthermore, it serves as a precursor in the synthesis of various compounds, including barium sulfite, barium sulfate, and barium oxide. Barium sulfide also acts as a catalyst in the production of hydrogen sulfide and other compounds containing sulfur.


Barium sulfide (CAS 21109-95-5) References

  1. From profound hypokalemia to life-threatening hyperkalemia: a case of barium sulfide poisoning.  |  Sigue, G., et al. 2000. Arch Intern Med. 160: 548-51. PMID: 10695696
  2. Acute barium intoxication following ingestion of soap water solution.  |  Joshi, N., et al. 2012. Indian J Crit Care Med. 16: 238-40. PMID: 23559738
  3. First-principles study of band alignments in the p-type hosts BaM2X2 (M = Cu, Ag; X = S, Se).  |  Krishnapriyan, A., et al. 2014. J Phys Condens Matter. 26: 155802. PMID: 24674946
  4. Suicidal ingestion of barium-sulfide-containing shaving powder.  |  Downs, JC., et al. 1995. Am J Forensic Med Pathol. 16: 56-61. PMID: 7771386
  5. Experimentally Determined Phase Diagram for the Barium Sulfide-Copper(I) Sulfide System Above 873 K (600 °C)  |  Caspar Stinn, Katsuhiro Nose, Toru Okabe & Antoine Allanore. 2017. Metallurgical and Materials Transactions B. 48: 2922–2929.
  6. Reaction mechanism study of new scheme using elemental sulfur for conversion of barite to barium sulfide  |  Wei Zhang a, Fengzhen Zhang b, Liping Ma a, Jie Yang a, Jing Yang a, Huaping Xiang a. 2020. Powder Technology. 360: 1348-1354.
  7. Thermodynamic study of regenerative barium-based materials towards barium sulfide for catalytic sulfur dioxide reductio  |  Michelle Mei Xue Lum a, Abdul Rahman Mohamed d, Sin Yuan Lai a b c. 2022. Chemical Engineering Research and Design. 185: 309-325.
  8. Microflow precipitation of barium sulfate nanoparticles from mineral barium sulfide black ash  |  Lihua Zhang a b c, Wenbin Xie d, Shenghui Guo a b c, Xianyu Xia b c, Siqi Yang b c. 2023. Chemical Engineering and Processing - Process Intensification. 184.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Barium sulfide, 10 g

sc-227289
10 g
$88.00