Ferric nitrate

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Dark purple crystals formed by the reaction of Nitric acid on Iron or iron oxide. Ferric nitrate is used to mordant dyes, to weight Silk, and to tan Leather. It has also been used as a corrosion inhibitor.

Synonyms and Related Terms

iron nitrate




  • Strong oxidant. Do not mix with organic compounds.
  • Contact may cause irritation.
  • IntegraChem: SDS

Physical and Chemical Properties

Soluble in water, acetone, and alcohol.

Composition Fe(NO3)3.9H2O
CAS 10421-48-4
Melting Point 47.2 C
Density 1.684 g/ml
Molecular Weight 241.86

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 4071

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