It’s also called sodium borate, sodium tetraborate, or disodium tetraborate, but borax is the common household name—and, frankly, rolls off the tongue more easily. Borax should not be confused ...

"Borax is a powdery white substance, also known as sodium borate, sodium tetraborate or disodium tetraborate. It's widely used as a household cleaner and a booster for laundry detergent.