S-22 Cleaner Descaler Brightener is a mild low pH organic salt formulation, which is excellent as a floor cleaner for hard surface non-porous floors and tiles. Its unique blend of biodegradable surfactants gives it superior cleaning and descaling properties which makes it ideal for removing mineral deposits such as winter abused salt and calcium on floors, ceramics, toilets, urinals, bathtubs and also to maintain clean grout.