Chromic chloride

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Shiny, violet, platelike crystals. Chromic chloride reacts slowly with water to form a hexahydrate form that is a dark green, water soluble salt. Chromium chloride is used for tanning leathers and for mordanting dyes on textiles. It is also used for vapor plating Chromium and as a corrosion inhibitor.

Chemical structure

Chromic chloride.jpg

Synonyms and Related Terms

chromium (III) chloride; chromium trichloride; chromium sesquichloride


  • Toxic.
  • ThermoFisher: SDS

Physical and Chemical Properties

Insoluble in water, ethanol

Composition CrCl3
CAS 10025-73-7
Melting Point 1152 C
Density 2.87 g/ml
Molecular Weight mol. wt. = 158.35
Boiling Point 1300 C (dec)

Resources and Citations

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry # 2278
  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 797