The solute is iodine, and the solvent is alcohol and water in an iodine tincture. Iodine tincture is frequently referred to as a dilute iodine solution or iodine tincture. Antiseptic tincture of iodine is used to disinfect wounds. The iodine tincture is made up of 2 to 7% iodine and the rest is sodium or potassium iodide.
Solvent: Ethanol and water; Solute: Elemental iodine