DUX WASHING SODA is a highly alkaline chemical compound also known as Sodium Carbonate or Soda Ash. It can be used to clean floors, walls, sinks, drains, bathroom tiles, in fact almost any surface where you would use a multi-purpose cleaner. Also used as a stain remover in laundry, upholstery and carpet cleaning. Around the house, it can be used to descale kettles and coffee machines which may accumulate mineral deposits.