Its alkaline water solution is weak and appears in the glass form when dissolving.
It has the effect of germicide and is orally harmful to the human body.
In terms of chemical composition, it is sodium tetraborate that contains 10 molecules of water with crystals in the form of a plate or column,
It is a colorless transparent crystal substance or a salty odorless white powder. It is heated to 350-400° C to lose all crystal water which is anhydrous borax (Na2B4O7) with a density of 1.72 g/cm3. It is soluble in water and glycerol, but insoluble in alcohol.