Potassium permanganate.
Potassium permanganate is an oxidising agent with disinfectant, deodorising and astringent properties. Its chemical formula is KMnO4. It is sometimes called by its common name, Condy’s crystals. In its raw state, potassium permanganate is an odorless dark purple or almost black crystal or granular powder.
Uses
Potassium permanganate is used as a wet dressing for wounds on your skin’s surface that are blistered or oozing pus. Athlete’s foot and impetigo. Potassium permanganate can help to treat both bacterial and fungal skin infections such as athlete’s foot and impetigo.