Tincture of iodine means the solution of iodine and alcohol.The solute is iodine and solvent is alcohol.
Tincture of iodine or iodine tincture is an antiseptic, it is also called weak iodine solution. It is usually 2–7% elemental iodine, along with potassium iodide or sodium iodide, dissolved in a mixture of ethanol and water. Tincture solutions are characterized by the presence of alcohol.In this solute is iodine and solvent is alcohol.