Dark-purple crystals, with blue metallic sheen, sweetish astringent taste, and odorless. Used as an oxidizer, disinfectant, and deodorizer; for dye tanning, radioactive decontamination of skin; and as a reagent in analytical...

Potassium permanganate is the chemical compound KMnO4. In this salt, manganese is in the +7 oxidation state. The salt is also known as "permanganate of potash." The permanganate ion is a strong oxidizing agent. It dissolves in water to give deep purple...