Iron(III) nitrate, or ferric nitrate, is the chemical compound with the formula Fe(NO3)3. Prolonged exposure of the material to fire or heat may result in an explosion. It is used for dyeing and tanning, in chemical analysis, and in medicine.

Specifications of Commercial Pure Ferric Nitrate Nonahydrate

Appearance: Violet Crystals.
Assay: 98% minimum
Solubility: Soluble in water passes
Chloride: 0.005% maximum
Sulphate: 0.02% maximum
Fe Content: 13.5%
Cu: 0.005% maximum
Zn: 0.02% maximum
Na: 0.01% maximum
K: 0.005% maximum
Ca: 0.005%
Ferrous Iron: 0.01%

Ferric Nitrate Nonahydrate Analytical Reagent Grade

Iron(III) Nitrate Nonahydrate
Fe(NO3)3- 9H2O, Formula Wt 404.00, CAS Number 7782-61-8

REQUIREMENTS
Assay: 98.0-101.0% Fe(NO3)3-9H2O

MAXIMUM ALLOWABLE
Insoluble matter: 0.005%
Chloride (Cl): 5 ppm
Sulfate (SO4): 0.01%
Substances not precipitated by ammonium hydroxide (as sulfates): 0.1%