Bismuth oxychloride

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White lustrous crystalline powder. Bismuth oxychloride is a pearlescent powder that is used to give cosmetics a frosty appearance. It is also used in synthetic fibers and paints.

Synonyms and Related Terms

bismuth chloride oxide; oxicloruro de bismuto (Esp.); oxychlorure de bismuth (Fr.); ossicloruro di bismuto (It.); basic bismuth chloride; bismuthyl chloride; pearl white


  • Thermofisher: [SDS]

Physical and Chemical Properties

Soluble in acid. Insoluble in water.

Composition BiOCl
Density 7.717 g/ml
Molecular Weight mol. wt. = 260.43

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 105
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993 Comment: density = 7.717
  • 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
  • Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 1303; density = 7.72