Barium sulfide

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A heavy, pale gray powder that is used as a pigment in luminous paints. Barium sulfide has also been used to dehair hides and vulcanize rubber.

Synonyms and Related Terms

barium sulphide (Br.); lapis solis; barium monosulfide; black ash; Bolognian phosphorus; sulphuret of barium

Other Properties

Soluble in water.

Composition BaS
Density 4.25
Refractive Index 2.155

Hazards and Safety

Highly toxic by ingestion. Contact with skin and membranes may cause irritation.

Sources Checked for Data in Record

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985
  • Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
  • Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 1024
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=2.155

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