Water treatment

•  Ferric chloride anhydrous  used to form floc out of the effluent and make the effluent transparent & free from impurities.

Metallurgical industry

•  Ferric chloride anhydrous is corrosive for electronic printed board, chlorinating agent.

Dye industry

• Used as oxidant and mordant.

Organic synthesis

• Used as catalyst, oxidant, and chlorinating agent

Print industry

• Necessary for the etching of photogravure plates for printing photographic and fine art images in intaglio and for etching rotogravure cylinders used in the printing industry.

Medicine

• Used in veterinary practice to treat overcropping of an animal\'s claws, particularly when the overcropping results in bleeding.

Raku ware firing

• Used in a technique of Raku ware firing, the iron coloring a pottery piece shades of pink, brown, and orange.

Other uses