Stannic chloride

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White to light yellow, fuming liquid. Stannic chloride absorbs Water to form a white solid. Stannic chloride is used to weight Silk and as a Mordant in dyeing textiles. It is also used in the manufacture of Blueprint paper and other sensitized papers. Stannic chloride is used in coatings too increase electrical Conductivity, light reflectivity, and Abrasion resistance.

Synonyms and Related Terms

tetrachlorostannane; tin (IV) chloride; tin chloride; tin tetrachloride; tin perchloride; fuming spirit of Labavius; killed spirits; tin mordant


  • Evolves heat on contact with moisture.
  • Skin contact causes burns.
  • ThermoFisher: SDS

Physical and Chemical Properties

  • Soluble in water, ethanol, carbon disulfide.
  • Decomposes in hot water.
Composition SnCl4
CAS 7646-78-8 (anhydrous)
Melting Point -33 C
Density 2.2788 g/ml
Molecular Weight mol. wt. = 350.61
Boiling Point 114 C

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 730
  • 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
  • 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 8929
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998