ammonium permanganate

Ammonium permanganate decomposes slowly in storage even at normal temperatures.

Ammonium permanganate is the chemical compound NHMnO, or NH HMnO.

Keywords: iodimetric determinations, manganese oxidation states, methylene chloride, quaternary ammonium permanganate, quaternary ammonium triiodide.

Ammonium permanganate was first prepared by Eilhard Mitscherlich in 1824 by reaction of silver permanganate with equal molar amount of ammonium chloride, filtering the silver chloride and evaporating the water.