Name: Ferric Chloride

Other name: anhydrous ferric chloride

Chemical formula: FeCl₃

Molecular weight: 162.204

CAS Registry Number: 7705-08-0

EINECS accession number: 231-629-4

Melting point: 306°C

Boiling point: 315°C

Water solubility: easily soluble in water

Closeness: 2.90g/cm3

External view: brown-black crystal

use

1. Mainly used for metal etching and sewage treatment. Among them, the etching includes the etching of copper, stainless steel, aluminum and other materials. It has the advantages of good effect and low price for the treatment of raw water with low oil content, but it brings the disadvantage of yellowing water.

2. Used for printing and dyeing cylinder engraving, electronic industrial circuit board and fluorescent digital tube production, etc.

3. Used in the construction industry to prepare concrete to enhance its strength, corrosion resistance and waterproofness.

4. In the dye industry, it is used as an oxidant in dyeing with Yindixin dyes. Used as a mordant in the printing and dyeing industry.

5. Used in metallurgical industry as a chlorinated ingress agent for extracting gold and silver.

6. Used as catalyst, oxidant and chlorinating agent in organic industry.

7. The glass industry is used as a hot coloring agent for glassware. The soap industry is used as a coagulant for the recovery of glycerin from soap waste liquid.