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 paper blueprint paper and other sensitized papers. Stannic chloride is used in coatings too increase electrical conductivity, light light reflectivity, and resistance abrasion resistance.

Synonyms and Related Terms

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

Chemical structure

Stannic chloride.jpg

Other Properties

Soluble in water, ethanol, carbon disulfide. Decomposes in hot water.

Composition SnCl4
CAS 7646-78-8 (anhydrous)
Melting Point -33
Density 2.2788
Molecular Weight mol. wt. = 350.61
Boiling Point 114

Hazards and Safety

Evolves heat on contact with moisture. Skin contact causes burns.

Mallinckrodt Baker: MSDS


  • G.S.Brady, G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 730
  • Richard S. Lewis, Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Susan E. Schur, 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, 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

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