Chromic fluoride

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Dark, green needle-like crystals. Chromic fluoride is used for printing, dyeing and mothproofing woolen fabrics. It was also used for hardening marble and polishing metals.

Synonyms and Related Terms

chromium (III) fluoride; chromium trifluoride


  • Toxic.
  • Contact with skin and eyes will cause burns.
  • ThermoFisher: SDS

Physical and Chemical Properties

Insoluble in water, ethanol

Composition CrF3
CAS 7788-97-8
Melting Point 1000 C
Density 3.8 g/ml
Molecular Weight mol. wt. = 108.99

Resources and Citations

  • Thomas Gregory, The Condensed Chemical Dictionary, Reinhold Publishing, New York, 3rd ed., 1942
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: Entry 2279

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