Indium(III) nitrate is a

nitrate Nitrate is a polyatomic ion A polyatomic ion, also known as a molecular ion, is a covalent bonded set of two or more atoms, or of a metal complex, that can be considered to behave as a single unit and that has a net charge that is not zer ...

salt of

indium Indium is a chemical element with the symbol In and atomic number 49. Indium is the softest metal that is not an alkali metal. It is a silvery-white metal that resembles tin in appearance. It is a post-transition metal that makes up 0.21 parts p ...

. It reacts with

sodium tungstate Sodium tungstate is the inorganic compound with the formula Na2WO4. This white, water-soluble solid is the sodium salt of tungstic acid. It is useful as a source of tungsten for chemical synthesis. It is an intermediate in the conversion of tungs ...

to form In(OH)WO₄, n(OH)₂sub>2WO₄, NaInWO₄ or In₂(WO₄)₃ depending on pH.Shcherbina, K. G.; Mokhosoev, M. V.; Gruba, A. I. Reaction of aluminum and indium nitrates with sodium tungstate in hot solutions n Russian ''Zhurnal Neorganicheskoi Khimii'', 1974. 19 (2): 396-399. .

References

{{inorganic-compound-stub Indium compounds Nitrates