Chromium(III) fluoride

Chromium(III) fluoride is used as a dye fixing agent, mordant, in the textile industry. It is also used as a mothproofing agent for wool and colourant and harderner for marble. It can also be used for metal surface treatment.

CrF3 · 4H2O


Chemical Formula

CrF3 · 4H2O

EC Number


CAS Number


  • Industry chemicals
  • Surface treatment & Coatings
  • Metal derivatives
  • Textile & Leather
  • Surface treatment


  • Assay (Cr): min. 27%
  • Chloride (Cl): max. 0.03%
  • Sulphate (SO₄): max. 0.05%
  • Iron (Fe): max. 0.03%

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